Home / 42,497,355.70-63,746,033.55-13,764,112.30

Finding the Fourth Proportional to 42,497,355.70, 63,746,033.55 and 13,764,112.30

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Solution

The fourth proportional to 42,497,355.70, 63,746,033.55 and 13,764,112.30 is: 20,646,168.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,497,355.70 : 63,746,033.55 = 13,764,112.30 : x
  2. Step 2: Convert to fraction form
    42,497,355.70/63,746,033.55 = 13,764,112.30/x
  3. Step 3: Cross multiply
    42,497,355.70x = 63,746,033.55 × 13,764,112.30
  4. Step 4: Simplify right side
    42,497,355.70x = 877,407,564,461,767.62
  5. Step 5: Solve for x
    x = 877,407,564,461,767.62/42,497,355.70
  6. Step 6: Final answer
    x = 20,646,168.45

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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.