Home / 11,777,549.35-17,666,330.19-3,691,154.78

Finding the Fourth Proportional to 11,777,549.35, 17,666,330.19 and 3,691,154.78

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Solution

The fourth proportional to 11,777,549.35, 17,666,330.19 and 3,691,154.78 is: 5,536,734.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,777,549.35 : 17,666,330.19 = 3,691,154.78 : x
  2. Step 2: Convert to fraction form
    11,777,549.35/17,666,330.19 = 3,691,154.78/x
  3. Step 3: Cross multiply
    11,777,549.35x = 17,666,330.19 × 3,691,154.78
  4. Step 4: Simplify right side
    11,777,549.35x = 65,209,159,107,421.02
  5. Step 5: Solve for x
    x = 65,209,159,107,421.02/11,777,549.35
  6. Step 6: Final answer
    x = 5,536,734.10

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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.