Home / 18,242,882.60-25,175,180.47-9,982,946.83

Finding the Fourth Proportional to 18,242,882.60, 25,175,180.47 and 9,982,946.83

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Solution

The fourth proportional to 18,242,882.60, 25,175,180.47 and 9,982,946.83 is: 13,776,467.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,242,882.60 : 25,175,180.47 = 9,982,946.83 : x
  2. Step 2: Convert to fraction form
    18,242,882.60/25,175,180.47 = 9,982,946.83/x
  3. Step 3: Cross multiply
    18,242,882.60x = 25,175,180.47 × 9,982,946.83
  4. Step 4: Simplify right side
    18,242,882.60x = 251,322,488,067,664.41
  5. Step 5: Solve for x
    x = 251,322,488,067,664.41/18,242,882.60
  6. Step 6: Final answer
    x = 13,776,467.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.