Home / 84,247,867.76-126,376,700.60-23,668,317.68

Finding the Fourth Proportional to 84,247,867.76, 126,376,700.60 and 23,668,317.68

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Solution

The fourth proportional to 84,247,867.76, 126,376,700.60 and 23,668,317.68 is: 35,503,852.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,247,867.76 : 126,376,700.60 = 23,668,317.68 : x
  2. Step 2: Convert to fraction form
    84,247,867.76/126,376,700.60 = 23,668,317.68/x
  3. Step 3: Cross multiply
    84,247,867.76x = 126,376,700.60 × 23,668,317.68
  4. Step 4: Simplify right side
    84,247,867.76x = 2,991,123,897,151,046.50
  5. Step 5: Solve for x
    x = 2,991,123,897,151,046.50/84,247,867.76
  6. Step 6: Final answer
    x = 35,503,852.82

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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.