Home / 54,487,214.40-81,690,143.40-32,917,270.80

Finding the Fourth Proportional to 54,487,214.40, 81,690,143.40 and 32,917,270.80

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Solution

The fourth proportional to 54,487,214.40, 81,690,143.40 and 32,917,270.80 is: 49,351,331.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,487,214.40 : 81,690,143.40 = 32,917,270.80 : x
  2. Step 2: Convert to fraction form
    54,487,214.40/81,690,143.40 = 32,917,270.80/x
  3. Step 3: Cross multiply
    54,487,214.40x = 81,690,143.40 × 32,917,270.80
  4. Step 4: Simplify right side
    54,487,214.40x = 2,689,016,571,988,633
  5. Step 5: Solve for x
    x = 2,689,016,571,988,633/54,487,214.40
  6. Step 6: Final answer
    x = 49,351,331.35

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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.