Home / 31,166,157.33-43,013,569.19-17,935,062.48

Finding the Fourth Proportional to 31,166,157.33, 43,013,569.19 and 17,935,062.48

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Solution

The fourth proportional to 31,166,157.33, 43,013,569.19 and 17,935,062.48 is: 24,752,844.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,166,157.33 : 43,013,569.19 = 17,935,062.48 : x
  2. Step 2: Convert to fraction form
    31,166,157.33/43,013,569.19 = 17,935,062.48/x
  3. Step 3: Cross multiply
    31,166,157.33x = 43,013,569.19 × 17,935,062.48
  4. Step 4: Simplify right side
    31,166,157.33x = 771,451,050,820,777.75
  5. Step 5: Solve for x
    x = 771,451,050,820,777.75/31,166,157.33
  6. Step 6: Final answer
    x = 24,752,844.65

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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.