Home / 55,366,124.90-83,024,304.15-21,276,140.90

Finding the Fourth Proportional to 55,366,124.90, 83,024,304.15 and 21,276,140.90

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Solution

The fourth proportional to 55,366,124.90, 83,024,304.15 and 21,276,140.90 is: 31,904,649.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,366,124.90 : 83,024,304.15 = 21,276,140.90 : x
  2. Step 2: Convert to fraction form
    55,366,124.90/83,024,304.15 = 21,276,140.90/x
  3. Step 3: Cross multiply
    55,366,124.90x = 83,024,304.15 × 21,276,140.90
  4. Step 4: Simplify right side
    55,366,124.90x = 1,766,436,793,219,854.75
  5. Step 5: Solve for x
    x = 1,766,436,793,219,854.75/55,366,124.90
  6. Step 6: Final answer
    x = 31,904,649.21

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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.