Home / 57,689,909.27-86,546,411.26-21,298,520.87

Finding the Fourth Proportional to 57,689,909.27, 86,546,411.26 and 21,298,520.87

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Solution

The fourth proportional to 57,689,909.27, 86,546,411.26 and 21,298,520.87 is: 31,952,044.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,689,909.27 : 86,546,411.26 = 21,298,520.87 : x
  2. Step 2: Convert to fraction form
    57,689,909.27/86,546,411.26 = 21,298,520.87/x
  3. Step 3: Cross multiply
    57,689,909.27x = 86,546,411.26 × 21,298,520.87
  4. Step 4: Simplify right side
    57,689,909.27x = 1,843,310,546,444,713.25
  5. Step 5: Solve for x
    x = 1,843,310,546,444,713.25/57,689,909.27
  6. Step 6: Final answer
    x = 31,952,044.47

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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.