Home / 31,416,721.56-43,359,023.79-17,665,587

Finding the Fourth Proportional to 31,416,721.56, 43,359,023.79 and 17,665,587

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Solution

The fourth proportional to 31,416,721.56, 43,359,023.79 and 17,665,587 is: 24,380,730.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,416,721.56 : 43,359,023.79 = 17,665,587 : x
  2. Step 2: Convert to fraction form
    31,416,721.56/43,359,023.79 = 17,665,587/x
  3. Step 3: Cross multiply
    31,416,721.56x = 43,359,023.79 × 17,665,587
  4. Step 4: Simplify right side
    31,416,721.56x = 765,962,606,997,314.75
  5. Step 5: Solve for x
    x = 765,962,606,997,314.75/31,416,721.56
  6. Step 6: Final answer
    x = 24,380,730.04

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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.