Home / 20,070,469.64-30,104,481.36-7,117,258.52

Finding the Fourth Proportional to 20,070,469.64, 30,104,481.36 and 7,117,258.52

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Solution

The fourth proportional to 20,070,469.64, 30,104,481.36 and 7,117,258.52 is: 10,675,454.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,070,469.64 : 30,104,481.36 = 7,117,258.52 : x
  2. Step 2: Convert to fraction form
    20,070,469.64/30,104,481.36 = 7,117,258.52/x
  3. Step 3: Cross multiply
    20,070,469.64x = 30,104,481.36 × 7,117,258.52
  4. Step 4: Simplify right side
    20,070,469.64x = 214,261,376,449,641.16
  5. Step 5: Solve for x
    x = 214,261,376,449,641.16/20,070,469.64
  6. Step 6: Final answer
    x = 10,675,454.05

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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.