Home / 8,303,063.40-12,454,595.10-5,097,796.20

Finding the Fourth Proportional to 8,303,063.40, 12,454,595.10 and 5,097,796.20

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Solution

The fourth proportional to 8,303,063.40, 12,454,595.10 and 5,097,796.20 is: 7,646,694.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303,063.40 : 12,454,595.10 = 5,097,796.20 : x
  2. Step 2: Convert to fraction form
    8,303,063.40/12,454,595.10 = 5,097,796.20/x
  3. Step 3: Cross multiply
    8,303,063.40x = 12,454,595.10 × 5,097,796.20
  4. Step 4: Simplify right side
    8,303,063.40x = 63,490,987,573,318.62
  5. Step 5: Solve for x
    x = 63,490,987,573,318.62/8,303,063.40
  6. Step 6: Final answer
    x = 7,646,694.30

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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.