Home / 8,273,381.80-12,410,072.70-5,585,996.20

Finding the Fourth Proportional to 8,273,381.80, 12,410,072.70 and 5,585,996.20

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Solution

The fourth proportional to 8,273,381.80, 12,410,072.70 and 5,585,996.20 is: 8,378,994.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,273,381.80 : 12,410,072.70 = 5,585,996.20 : x
  2. Step 2: Convert to fraction form
    8,273,381.80/12,410,072.70 = 5,585,996.20/x
  3. Step 3: Cross multiply
    8,273,381.80x = 12,410,072.70 × 5,585,996.20
  4. Step 4: Simplify right side
    8,273,381.80x = 69,322,618,943,923.73
  5. Step 5: Solve for x
    x = 69,322,618,943,923.73/8,273,381.80
  6. Step 6: Final answer
    x = 8,378,994.30

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Half scale
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Double scale
Find fourth proportional to 8,273,382.80, 12,410,074.20 and 5,585,997.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.