Home / 18,053,754.30-27,084,130.65-9,078,306.30

Finding the Fourth Proportional to 18,053,754.30, 27,084,130.65 and 9,078,306.30

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Solution

The fourth proportional to 18,053,754.30, 27,084,130.65 and 9,078,306.30 is: 13,619,219.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,053,754.30 : 27,084,130.65 = 9,078,306.30 : x
  2. Step 2: Convert to fraction form
    18,053,754.30/27,084,130.65 = 9,078,306.30/x
  3. Step 3: Cross multiply
    18,053,754.30x = 27,084,130.65 × 9,078,306.30
  4. Step 4: Simplify right side
    18,053,754.30x = 245,878,033,909,918.09
  5. Step 5: Solve for x
    x = 245,878,033,909,918.09/18,053,754.30
  6. Step 6: Final answer
    x = 13,619,219.02

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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.