Home / 54,327,109.10-81,490,663.65-17,941,115.30

Finding the Fourth Proportional to 54,327,109.10, 81,490,663.65 and 17,941,115.30

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Solution

The fourth proportional to 54,327,109.10, 81,490,663.65 and 17,941,115.30 is: 26,911,672.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,327,109.10 : 81,490,663.65 = 17,941,115.30 : x
  2. Step 2: Convert to fraction form
    54,327,109.10/81,490,663.65 = 17,941,115.30/x
  3. Step 3: Cross multiply
    54,327,109.10x = 81,490,663.65 × 17,941,115.30
  4. Step 4: Simplify right side
    54,327,109.10x = 1,462,033,392,418,169
  5. Step 5: Solve for x
    x = 1,462,033,392,418,169/54,327,109.10
  6. Step 6: Final answer
    x = 26,911,672.95

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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.