Home / 51,641,129.94-71,264,759.22-28,436,201.70

Finding the Fourth Proportional to 51,641,129.94, 71,264,759.22 and 28,436,201.70

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Solution

The fourth proportional to 51,641,129.94, 71,264,759.22 and 28,436,201.70 is: 39,241,958.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,641,129.94 : 71,264,759.22 = 28,436,201.70 : x
  2. Step 2: Convert to fraction form
    51,641,129.94/71,264,759.22 = 28,436,201.70/x
  3. Step 3: Cross multiply
    51,641,129.94x = 71,264,759.22 × 28,436,201.70
  4. Step 4: Simplify right side
    51,641,129.94x = 2,026,499,067,281,854.50
  5. Step 5: Solve for x
    x = 2,026,499,067,281,854.50/51,641,129.94
  6. Step 6: Final answer
    x = 39,241,958.29

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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.