Home / 18,266,403.95-25,198,080.89-11,294,853.02

Finding the Fourth Proportional to 18,266,403.95, 25,198,080.89 and 11,294,853.02

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Solution

The fourth proportional to 18,266,403.95, 25,198,080.89 and 11,294,853.02 is: 15,580,987.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,266,403.95 : 25,198,080.89 = 11,294,853.02 : x
  2. Step 2: Convert to fraction form
    18,266,403.95/25,198,080.89 = 11,294,853.02/x
  3. Step 3: Cross multiply
    18,266,403.95x = 25,198,080.89 × 11,294,853.02
  4. Step 4: Simplify right side
    18,266,403.95x = 284,608,620,129,853.12
  5. Step 5: Solve for x
    x = 284,608,620,129,853.12/18,266,403.95
  6. Step 6: Final answer
    x = 15,580,987.96

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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.