Home / 11,092,102.80-16,638,154.20-5,120,134.80

Finding the Fourth Proportional to 11,092,102.80, 16,638,154.20 and 5,120,134.80

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Solution

The fourth proportional to 11,092,102.80, 16,638,154.20 and 5,120,134.80 is: 7,680,202.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,092,102.80 : 16,638,154.20 = 5,120,134.80 : x
  2. Step 2: Convert to fraction form
    11,092,102.80/16,638,154.20 = 5,120,134.80/x
  3. Step 3: Cross multiply
    11,092,102.80x = 16,638,154.20 × 5,120,134.80
  4. Step 4: Simplify right side
    11,092,102.80x = 85,189,592,327,186.16
  5. Step 5: Solve for x
    x = 85,189,592,327,186.16/11,092,102.80
  6. Step 6: Final answer
    x = 7,680,202.20

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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.