Home / 15,017,630.01-20,724,766.60-8,491,119.34

Finding the Fourth Proportional to 15,017,630.01, 20,724,766.60 and 8,491,119.34

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Solution

The fourth proportional to 15,017,630.01, 20,724,766.60 and 8,491,119.34 is: 11,717,991.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,017,630.01 : 20,724,766.60 = 8,491,119.34 : x
  2. Step 2: Convert to fraction form
    15,017,630.01/20,724,766.60 = 8,491,119.34/x
  3. Step 3: Cross multiply
    15,017,630.01x = 20,724,766.60 × 8,491,119.34
  4. Step 4: Simplify right side
    15,017,630.01x = 175,976,466,433,948.88
  5. Step 5: Solve for x
    x = 175,976,466,433,948.88/15,017,630.01
  6. Step 6: Final answer
    x = 11,717,991.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.