Home / 54,310,499.10-81,465,748.65-20,227,416.30

Finding the Fourth Proportional to 54,310,499.10, 81,465,748.65 and 20,227,416.30

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Solution

The fourth proportional to 54,310,499.10, 81,465,748.65 and 20,227,416.30 is: 30,341,124.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,310,499.10 : 81,465,748.65 = 20,227,416.30 : x
  2. Step 2: Convert to fraction form
    54,310,499.10/81,465,748.65 = 20,227,416.30/x
  3. Step 3: Cross multiply
    54,310,499.10x = 81,465,748.65 × 20,227,416.30
  4. Step 4: Simplify right side
    54,310,499.10x = 1,647,841,612,134,713.25
  5. Step 5: Solve for x
    x = 1,647,841,612,134,713.25/54,310,499.10
  6. Step 6: Final answer
    x = 30,341,124.45

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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.