Home / 31,654,411.20-43,683,364.80-17,167,723.20

Finding the Fourth Proportional to 31,654,411.20, 43,683,364.80 and 17,167,723.20

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Solution

The fourth proportional to 31,654,411.20, 43,683,364.80 and 17,167,723.20 is: 23,691,608.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,654,411.20 : 43,683,364.80 = 17,167,723.20 : x
  2. Step 2: Convert to fraction form
    31,654,411.20/43,683,364.80 = 17,167,723.20/x
  3. Step 3: Cross multiply
    31,654,411.20x = 43,683,364.80 × 17,167,723.20
  4. Step 4: Simplify right side
    31,654,411.20x = 749,943,915,331,023.25
  5. Step 5: Solve for x
    x = 749,943,915,331,023.25/31,654,411.20
  6. Step 6: Final answer
    x = 23,691,608.43

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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.