Home / 29,135,335.32-40,206,565.62-15,904,458.36

Finding the Fourth Proportional to 29,135,335.32, 40,206,565.62 and 15,904,458.36

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Solution

The fourth proportional to 29,135,335.32, 40,206,565.62 and 15,904,458.36 is: 21,948,044.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,135,335.32 : 40,206,565.62 = 15,904,458.36 : x
  2. Step 2: Convert to fraction form
    29,135,335.32/40,206,565.62 = 15,904,458.36/x
  3. Step 3: Cross multiply
    29,135,335.32x = 40,206,565.62 × 15,904,458.36
  4. Step 4: Simplify right side
    29,135,335.32x = 639,463,648,701,897.50
  5. Step 5: Solve for x
    x = 639,463,648,701,897.50/29,135,335.32
  6. Step 6: Final answer
    x = 21,948,044.93

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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.