Home / 9,398,418.28-12,970,458.98-5,324,070.76

Finding the Fourth Proportional to 9,398,418.28, 12,970,458.98 and 5,324,070.76

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Solution

The fourth proportional to 9,398,418.28, 12,970,458.98 and 5,324,070.76 is: 7,347,581.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,398,418.28 : 12,970,458.98 = 5,324,070.76 : x
  2. Step 2: Convert to fraction form
    9,398,418.28/12,970,458.98 = 5,324,070.76/x
  3. Step 3: Cross multiply
    9,398,418.28x = 12,970,458.98 × 5,324,070.76
  4. Step 4: Simplify right side
    9,398,418.28x = 69,055,641,399,197.42
  5. Step 5: Solve for x
    x = 69,055,641,399,197.42/9,398,418.28
  6. Step 6: Final answer
    x = 7,347,581.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.