Home / 17,997,867.28-27,000,766.68-5,218,905.52

Finding the Fourth Proportional to 17,997,867.28, 27,000,766.68 and 5,218,905.52

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Solution

The fourth proportional to 17,997,867.28, 27,000,766.68 and 5,218,905.52 is: 7,829,508.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,997,867.28 : 27,000,766.68 = 5,218,905.52 : x
  2. Step 2: Convert to fraction form
    17,997,867.28/27,000,766.68 = 5,218,905.52/x
  3. Step 3: Cross multiply
    17,997,867.28x = 27,000,766.68 × 5,218,905.52
  4. Step 4: Simplify right side
    17,997,867.28x = 140,914,450,270,484.06
  5. Step 5: Solve for x
    x = 140,914,450,270,484.06/17,997,867.28
  6. Step 6: Final answer
    x = 7,829,508.25

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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.