Home / 42,553,901.70-63,830,852.55-25,335,213.30

Finding the Fourth Proportional to 42,553,901.70, 63,830,852.55 and 25,335,213.30

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Solution

The fourth proportional to 42,553,901.70, 63,830,852.55 and 25,335,213.30 is: 38,002,819.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,553,901.70 : 63,830,852.55 = 25,335,213.30 : x
  2. Step 2: Convert to fraction form
    42,553,901.70/63,830,852.55 = 25,335,213.30/x
  3. Step 3: Cross multiply
    42,553,901.70x = 63,830,852.55 × 25,335,213.30
  4. Step 4: Simplify right side
    42,553,901.70x = 1,617,168,264,475,099
  5. Step 5: Solve for x
    x = 1,617,168,264,475,099/42,553,901.70
  6. Step 6: Final answer
    x = 38,002,819.95

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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.