Home / 52,046,074.38-78,068,546.70-21,333,806.58

Finding the Fourth Proportional to 52,046,074.38, 78,068,546.70 and 21,333,806.58

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Solution

The fourth proportional to 52,046,074.38, 78,068,546.70 and 21,333,806.58 is: 32,000,478.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,046,074.38 : 78,068,546.70 = 21,333,806.58 : x
  2. Step 2: Convert to fraction form
    52,046,074.38/78,068,546.70 = 21,333,806.58/x
  3. Step 3: Cross multiply
    52,046,074.38x = 78,068,546.70 × 21,333,806.58
  4. Step 4: Simplify right side
    52,046,074.38x = 1,665,499,275,279,497.25
  5. Step 5: Solve for x
    x = 1,665,499,275,279,497.25/52,046,074.38
  6. Step 6: Final answer
    x = 32,000,478.33

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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.