Home / 84,358,085.64-126,504,414.12-29,015,397.27

Finding the Fourth Proportional to 84,358,085.64, 126,504,414.12 and 29,015,397.27

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Solution

The fourth proportional to 84,358,085.64, 126,504,414.12 and 29,015,397.27 is: 43,511,843.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,358,085.64 : 126,504,414.12 = 29,015,397.27 : x
  2. Step 2: Convert to fraction form
    84,358,085.64/126,504,414.12 = 29,015,397.27/x
  3. Step 3: Cross multiply
    84,358,085.64x = 126,504,414.12 × 29,015,397.27
  4. Step 4: Simplify right side
    84,358,085.64x = 3,670,575,832,100,397.50
  5. Step 5: Solve for x
    x = 3,670,575,832,100,397.50/84,358,085.64
  6. Step 6: Final answer
    x = 43,511,843.64

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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.