Home / 42,623,999.90-63,935,999.85-39,096,806.30

Finding the Fourth Proportional to 42,623,999.90, 63,935,999.85 and 39,096,806.30

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Solution

The fourth proportional to 42,623,999.90, 63,935,999.85 and 39,096,806.30 is: 58,645,209.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,623,999.90 : 63,935,999.85 = 39,096,806.30 : x
  2. Step 2: Convert to fraction form
    42,623,999.90/63,935,999.85 = 39,096,806.30/x
  3. Step 3: Cross multiply
    42,623,999.90x = 63,935,999.85 × 39,096,806.30
  4. Step 4: Simplify right side
    42,623,999.90x = 2,499,693,401,732,279
  5. Step 5: Solve for x
    x = 2,499,693,401,732,279/42,623,999.90
  6. Step 6: Final answer
    x = 58,645,209.45

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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.