Home / 9,712,640.27-13,403,092.28-5,361,633.16

Finding the Fourth Proportional to 9,712,640.27, 13,403,092.28 and 5,361,633.16

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Solution

The fourth proportional to 9,712,640.27, 13,403,092.28 and 5,361,633.16 is: 7,398,859.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712,640.27 : 13,403,092.28 = 5,361,633.16 : x
  2. Step 2: Convert to fraction form
    9,712,640.27/13,403,092.28 = 5,361,633.16/x
  3. Step 3: Cross multiply
    9,712,640.27x = 13,403,092.28 × 5,361,633.16
  4. Step 4: Simplify right side
    9,712,640.27x = 71,862,463,954,672.11
  5. Step 5: Solve for x
    x = 71,862,463,954,672.11/9,712,640.27
  6. Step 6: Final answer
    x = 7,398,859.83

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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.