Home / 9,386,979.60-14,080,469.40-7,258,591.20

Finding the Fourth Proportional to 9,386,979.60, 14,080,469.40 and 7,258,591.20

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Solution

The fourth proportional to 9,386,979.60, 14,080,469.40 and 7,258,591.20 is: 10,887,886.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,386,979.60 : 14,080,469.40 = 7,258,591.20 : x
  2. Step 2: Convert to fraction form
    9,386,979.60/14,080,469.40 = 7,258,591.20/x
  3. Step 3: Cross multiply
    9,386,979.60x = 14,080,469.40 × 7,258,591.20
  4. Step 4: Simplify right side
    9,386,979.60x = 102,204,371,278,709.28
  5. Step 5: Solve for x
    x = 102,204,371,278,709.28/9,386,979.60
  6. Step 6: Final answer
    x = 10,887,886.80

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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.