Home / 29,217,944.15-40,320,741.50-15,987,207.93

Finding the Fourth Proportional to 29,217,944.15, 40,320,741.50 and 15,987,207.93

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Solution

The fourth proportional to 29,217,944.15, 40,320,741.50 and 15,987,207.93 is: 22,062,335.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,217,944.15 : 40,320,741.50 = 15,987,207.93 : x
  2. Step 2: Convert to fraction form
    29,217,944.15/40,320,741.50 = 15,987,207.93/x
  3. Step 3: Cross multiply
    29,217,944.15x = 40,320,741.50 × 15,987,207.93
  4. Step 4: Simplify right side
    29,217,944.15x = 644,616,078,172,344
  5. Step 5: Solve for x
    x = 644,616,078,172,344/29,217,944.15
  6. Step 6: Final answer
    x = 22,062,335.22

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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.