Home / 42,156,665.70-63,234,998.55-25,150,553.70

Finding the Fourth Proportional to 42,156,665.70, 63,234,998.55 and 25,150,553.70

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Solution

The fourth proportional to 42,156,665.70, 63,234,998.55 and 25,150,553.70 is: 37,725,830.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,156,665.70 : 63,234,998.55 = 25,150,553.70 : x
  2. Step 2: Convert to fraction form
    42,156,665.70/63,234,998.55 = 25,150,553.70/x
  3. Step 3: Cross multiply
    42,156,665.70x = 63,234,998.55 × 25,150,553.70
  4. Step 4: Simplify right side
    42,156,665.70x = 1,590,395,226,751,197
  5. Step 5: Solve for x
    x = 1,590,395,226,751,197/42,156,665.70
  6. Step 6: Final answer
    x = 37,725,830.55

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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.