Home / 12,449,459.28-17,180,385.03-7,016,951.28

Finding the Fourth Proportional to 12,449,459.28, 17,180,385.03 and 7,016,951.28

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Solution

The fourth proportional to 12,449,459.28, 17,180,385.03 and 7,016,951.28 is: 9,683,466.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,449,459.28 : 17,180,385.03 = 7,016,951.28 : x
  2. Step 2: Convert to fraction form
    12,449,459.28/17,180,385.03 = 7,016,951.28/x
  3. Step 3: Cross multiply
    12,449,459.28x = 17,180,385.03 × 7,016,951.28
  4. Step 4: Simplify right side
    12,449,459.28x = 120,553,924,727,151.34
  5. Step 5: Solve for x
    x = 120,553,924,727,151.34/12,449,459.28
  6. Step 6: Final answer
    x = 9,683,466.73

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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.