Home / 5,169,327.52-7,755,578.16-2,646,753.76

Finding the Fourth Proportional to 5,169,327.52, 7,755,578.16 and 2,646,753.76

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Solution

The fourth proportional to 5,169,327.52, 7,755,578.16 and 2,646,753.76 is: 3,970,943.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169,327.52 : 7,755,578.16 = 2,646,753.76 : x
  2. Step 2: Convert to fraction form
    5,169,327.52/7,755,578.16 = 2,646,753.76/x
  3. Step 3: Cross multiply
    5,169,327.52x = 7,755,578.16 × 2,646,753.76
  4. Step 4: Simplify right side
    5,169,327.52x = 20,527,105,655,953.88
  5. Step 5: Solve for x
    x = 20,527,105,655,953.88/5,169,327.52
  6. Step 6: Final answer
    x = 3,970,943.14

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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.