Home / 42,497,355.20-63,746,032.80-13,764,111.80

Finding the Fourth Proportional to 42,497,355.20, 63,746,032.80 and 13,764,111.80

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Solution

The fourth proportional to 42,497,355.20, 63,746,032.80 and 13,764,111.80 is: 20,646,167.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,497,355.20 : 63,746,032.80 = 13,764,111.80 : x
  2. Step 2: Convert to fraction form
    42,497,355.20/63,746,032.80 = 13,764,111.80/x
  3. Step 3: Cross multiply
    42,497,355.20x = 63,746,032.80 × 13,764,111.80
  4. Step 4: Simplify right side
    42,497,355.20x = 877,407,522,265,667
  5. Step 5: Solve for x
    x = 877,407,522,265,667/42,497,355.20
  6. Step 6: Final answer
    x = 20,646,167.70

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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.