Home / 10,400,354-15,587,753.79-5,841,820.43

Finding the Fourth Proportional to 10,400,354, 15,587,753.79 and 5,841,820.43

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Solution

The fourth proportional to 10,400,354, 15,587,753.79 and 5,841,820.43 is: 8,755,553.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400,354 : 15,587,753.79 = 5,841,820.43 : x
  2. Step 2: Convert to fraction form
    10,400,354/15,587,753.79 = 5,841,820.43/x
  3. Step 3: Cross multiply
    10,400,354x = 15,587,753.79 × 5,841,820.43
  4. Step 4: Simplify right side
    10,400,354x = 91,060,858,548,231.92
  5. Step 5: Solve for x
    x = 91,060,858,548,231.92/10,400,354
  6. Step 6: Final answer
    x = 8,755,553.76

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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.