Home / 52,148,865.80-71,959,597.80-28,944,970.76

Finding the Fourth Proportional to 52,148,865.80, 71,959,597.80 and 28,944,970.76

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Solution

The fourth proportional to 52,148,865.80, 71,959,597.80 and 28,944,970.76 is: 39,940,819.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,148,865.80 : 71,959,597.80 = 28,944,970.76 : x
  2. Step 2: Convert to fraction form
    52,148,865.80/71,959,597.80 = 28,944,970.76/x
  3. Step 3: Cross multiply
    52,148,865.80x = 71,959,597.80 × 28,944,970.76
  4. Step 4: Simplify right side
    52,148,865.80x = 2,082,868,454,222,360.25
  5. Step 5: Solve for x
    x = 2,082,868,454,222,360.25/52,148,865.80
  6. Step 6: Final answer
    x = 39,940,819.85

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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.