Home / 40,882,610.66-61,292,484.30-21,165,600.82

Finding the Fourth Proportional to 40,882,610.66, 61,292,484.30 and 21,165,600.82

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Solution

The fourth proportional to 40,882,610.66, 61,292,484.30 and 21,165,600.82 is: 31,732,128.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,882,610.66 : 61,292,484.30 = 21,165,600.82 : x
  2. Step 2: Convert to fraction form
    40,882,610.66/61,292,484.30 = 21,165,600.82/x
  3. Step 3: Cross multiply
    40,882,610.66x = 61,292,484.30 × 21,165,600.82
  4. Step 4: Simplify right side
    40,882,610.66x = 1,297,292,255,957,161.75
  5. Step 5: Solve for x
    x = 1,297,292,255,957,161.75/40,882,610.66
  6. Step 6: Final answer
    x = 31,732,128.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.