Home / 52,150,283.05-78,253,418.18-21,861,207.85

Finding the Fourth Proportional to 52,150,283.05, 78,253,418.18 and 21,861,207.85

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Solution

The fourth proportional to 52,150,283.05, 78,253,418.18 and 21,861,207.85 is: 32,803,546.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,150,283.05 : 78,253,418.18 = 21,861,207.85 : x
  2. Step 2: Convert to fraction form
    52,150,283.05/78,253,418.18 = 21,861,207.85/x
  3. Step 3: Cross multiply
    52,150,283.05x = 78,253,418.18 × 21,861,207.85
  4. Step 4: Simplify right side
    52,150,283.05x = 1,710,714,239,696,642.75
  5. Step 5: Solve for x
    x = 1,710,714,239,696,642.75/52,150,283.05
  6. Step 6: Final answer
    x = 32,803,546.59

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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.