Home / 8,290,699.80-12,436,049.70-5,881,500.60

Finding the Fourth Proportional to 8,290,699.80, 12,436,049.70 and 5,881,500.60

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Solution

The fourth proportional to 8,290,699.80, 12,436,049.70 and 5,881,500.60 is: 8,822,250.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,290,699.80 : 12,436,049.70 = 5,881,500.60 : x
  2. Step 2: Convert to fraction form
    8,290,699.80/12,436,049.70 = 5,881,500.60/x
  3. Step 3: Cross multiply
    8,290,699.80x = 12,436,049.70 × 5,881,500.60
  4. Step 4: Simplify right side
    8,290,699.80x = 73,142,633,772,179.81
  5. Step 5: Solve for x
    x = 73,142,633,772,179.81/8,290,699.80
  6. Step 6: Final answer
    x = 8,822,250.90

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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.