Home / 20,736,304.60-31,067,132.10-17,750,320.60

Finding the Fourth Proportional to 20,736,304.60, 31,067,132.10 and 17,750,320.60

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Solution

The fourth proportional to 20,736,304.60, 31,067,132.10 and 17,750,320.60 is: 26,593,530.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,736,304.60 : 31,067,132.10 = 17,750,320.60 : x
  2. Step 2: Convert to fraction form
    20,736,304.60/31,067,132.10 = 17,750,320.60/x
  3. Step 3: Cross multiply
    20,736,304.60x = 31,067,132.10 × 17,750,320.60
  4. Step 4: Simplify right side
    20,736,304.60x = 551,451,554,897,551.31
  5. Step 5: Solve for x
    x = 551,451,554,897,551.31/20,736,304.60
  6. Step 6: Final answer
    x = 26,593,530.79

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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.