Home / 57,474,498-86,223,104.28-21,083,226.24

Finding the Fourth Proportional to 57,474,498, 86,223,104.28 and 21,083,226.24

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Solution

The fourth proportional to 57,474,498, 86,223,104.28 and 21,083,226.24 is: 31,629,005.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,474,498 : 86,223,104.28 = 21,083,226.24 : x
  2. Step 2: Convert to fraction form
    57,474,498/86,223,104.28 = 21,083,226.24/x
  3. Step 3: Cross multiply
    57,474,498x = 86,223,104.28 × 21,083,226.24
  4. Step 4: Simplify right side
    57,474,498x = 1,817,861,214,650,352.25
  5. Step 5: Solve for x
    x = 1,817,861,214,650,352.25/57,474,498
  6. Step 6: Final answer
    x = 31,629,005.52

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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.