Home / 40,918,781.43-56,541,782.93-29,137,596.35

Finding the Fourth Proportional to 40,918,781.43, 56,541,782.93 and 29,137,596.35

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Solution

The fourth proportional to 40,918,781.43, 56,541,782.93 and 29,137,596.35 is: 40,262,480.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,918,781.43 : 56,541,782.93 = 29,137,596.35 : x
  2. Step 2: Convert to fraction form
    40,918,781.43/56,541,782.93 = 29,137,596.35/x
  3. Step 3: Cross multiply
    40,918,781.43x = 56,541,782.93 × 29,137,596.35
  4. Step 4: Simplify right side
    40,918,781.43x = 1,647,491,647,777,972.25
  5. Step 5: Solve for x
    x = 1,647,491,647,777,972.25/40,918,781.43
  6. Step 6: Final answer
    x = 40,262,480.71

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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.