Home / 75,071,998.20-112,466,279.70-38,556,096.60

Finding the Fourth Proportional to 75,071,998.20, 112,466,279.70 and 38,556,096.60

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Solution

The fourth proportional to 75,071,998.20, 112,466,279.70 and 38,556,096.60 is: 57,761,360.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,071,998.20 : 112,466,279.70 = 38,556,096.60 : x
  2. Step 2: Convert to fraction form
    75,071,998.20/112,466,279.70 = 38,556,096.60/x
  3. Step 3: Cross multiply
    75,071,998.20x = 112,466,279.70 × 38,556,096.60
  4. Step 4: Simplify right side
    75,071,998.20x = 4,336,260,744,355,819.50
  5. Step 5: Solve for x
    x = 4,336,260,744,355,819.50/75,071,998.20
  6. Step 6: Final answer
    x = 57,761,360.41

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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.