Home / 31,229,756.76-43,098,411.38-17,291,111.93

Finding the Fourth Proportional to 31,229,756.76, 43,098,411.38 and 17,291,111.93

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Solution

The fourth proportional to 31,229,756.76, 43,098,411.38 and 17,291,111.93 is: 23,862,480.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,229,756.76 : 43,098,411.38 = 17,291,111.93 : x
  2. Step 2: Convert to fraction form
    31,229,756.76/43,098,411.38 = 17,291,111.93/x
  3. Step 3: Cross multiply
    31,229,756.76x = 43,098,411.38 × 17,291,111.93
  4. Step 4: Simplify right side
    31,229,756.76x = 745,219,454,874,818.12
  5. Step 5: Solve for x
    x = 745,219,454,874,818.12/31,229,756.76
  6. Step 6: Final answer
    x = 23,862,480.28

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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.