Home / 8,664,258.24-12,988,668-4,112,498.88

Finding the Fourth Proportional to 8,664,258.24, 12,988,668 and 4,112,498.88

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Solution

The fourth proportional to 8,664,258.24, 12,988,668 and 4,112,498.88 is: 6,165,084.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664,258.24 : 12,988,668 = 4,112,498.88 : x
  2. Step 2: Convert to fraction form
    8,664,258.24/12,988,668 = 4,112,498.88/x
  3. Step 3: Cross multiply
    8,664,258.24x = 12,988,668 × 4,112,498.88
  4. Step 4: Simplify right side
    8,664,258.24x = 53,415,882,602,691.84
  5. Step 5: Solve for x
    x = 53,415,882,602,691.84/8,664,258.24
  6. Step 6: Final answer
    x = 6,165,084.32

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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.