Home / 18,053,755.80-27,084,132.90-9,078,307.80

Finding the Fourth Proportional to 18,053,755.80, 27,084,132.90 and 9,078,307.80

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Solution

The fourth proportional to 18,053,755.80, 27,084,132.90 and 9,078,307.80 is: 13,619,221.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,053,755.80 : 27,084,132.90 = 9,078,307.80 : x
  2. Step 2: Convert to fraction form
    18,053,755.80/27,084,132.90 = 9,078,307.80/x
  3. Step 3: Cross multiply
    18,053,755.80x = 27,084,132.90 × 9,078,307.80
  4. Step 4: Simplify right side
    18,053,755.80x = 245,878,094,962,306.62
  5. Step 5: Solve for x
    x = 245,878,094,962,306.62/18,053,755.80
  6. Step 6: Final answer
    x = 13,619,221.27

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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.