Home / 10,982,144.40-15,150,233.04-6,910,008.72

Finding the Fourth Proportional to 10,982,144.40, 15,150,233.04 and 6,910,008.72

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Solution

The fourth proportional to 10,982,144.40, 15,150,233.04 and 6,910,008.72 is: 9,532,586.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,982,144.40 : 15,150,233.04 = 6,910,008.72 : x
  2. Step 2: Convert to fraction form
    10,982,144.40/15,150,233.04 = 6,910,008.72/x
  3. Step 3: Cross multiply
    10,982,144.40x = 15,150,233.04 × 6,910,008.72
  4. Step 4: Simplify right side
    10,982,144.40x = 104,688,242,416,432.09
  5. Step 5: Solve for x
    x = 104,688,242,416,432.09/10,982,144.40
  6. Step 6: Final answer
    x = 9,532,586.59

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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.