Home / 18,242,882.18-25,175,179.74-9,982,946.26

Finding the Fourth Proportional to 18,242,882.18, 25,175,179.74 and 9,982,946.26

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Solution

The fourth proportional to 18,242,882.18, 25,175,179.74 and 9,982,946.26 is: 13,776,467.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,242,882.18 : 25,175,179.74 = 9,982,946.26 : x
  2. Step 2: Convert to fraction form
    18,242,882.18/25,175,179.74 = 9,982,946.26/x
  3. Step 3: Cross multiply
    18,242,882.18x = 25,175,179.74 × 9,982,946.26
  4. Step 4: Simplify right side
    18,242,882.18x = 251,322,466,430,260.75
  5. Step 5: Solve for x
    x = 251,322,466,430,260.75/18,242,882.18
  6. Step 6: Final answer
    x = 13,776,467.11

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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.