Home / 8,304,705.20-12,457,057.80-3,510,801.20

Finding the Fourth Proportional to 8,304,705.20, 12,457,057.80 and 3,510,801.20

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Solution

The fourth proportional to 8,304,705.20, 12,457,057.80 and 3,510,801.20 is: 5,266,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304,705.20 : 12,457,057.80 = 3,510,801.20 : x
  2. Step 2: Convert to fraction form
    8,304,705.20/12,457,057.80 = 3,510,801.20/x
  3. Step 3: Cross multiply
    8,304,705.20x = 12,457,057.80 × 3,510,801.20
  4. Step 4: Simplify right side
    8,304,705.20x = 43,734,253,472,709.37
  5. Step 5: Solve for x
    x = 43,734,253,472,709.37/8,304,705.20
  6. Step 6: Final answer
    x = 5,266,201.80

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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.