Home / 42,098,207.75-63,147,314.06-10,185,503.75

Finding the Fourth Proportional to 42,098,207.75, 63,147,314.06 and 10,185,503.75

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Solution

The fourth proportional to 42,098,207.75, 63,147,314.06 and 10,185,503.75 is: 15,278,256.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,098,207.75 : 63,147,314.06 = 10,185,503.75 : x
  2. Step 2: Convert to fraction form
    42,098,207.75/63,147,314.06 = 10,185,503.75/x
  3. Step 3: Cross multiply
    42,098,207.75x = 63,147,314.06 × 10,185,503.75
  4. Step 4: Simplify right side
    42,098,207.75x = 643,187,204,160,557.75
  5. Step 5: Solve for x
    x = 643,187,204,160,557.75/42,098,207.75
  6. Step 6: Final answer
    x = 15,278,256.21

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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.