Home / 72,557,374.23-108,882,884.15-26,495,387.12

Finding the Fourth Proportional to 72,557,374.23, 108,882,884.15 and 26,495,387.12

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Solution

The fourth proportional to 72,557,374.23, 108,882,884.15 and 26,495,387.12 is: 39,760,178.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,557,374.23 : 108,882,884.15 = 26,495,387.12 : x
  2. Step 2: Convert to fraction form
    72,557,374.23/108,882,884.15 = 26,495,387.12/x
  3. Step 3: Cross multiply
    72,557,374.23x = 108,882,884.15 × 26,495,387.12
  4. Step 4: Simplify right side
    72,557,374.23x = 2,884,894,165,619,470.50
  5. Step 5: Solve for x
    x = 2,884,894,165,619,470.50/72,557,374.23
  6. Step 6: Final answer
    x = 39,760,178.70

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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.