Home / 19,266,131.02-26,561,540.68-15,305,543.50

Finding the Fourth Proportional to 19,266,131.02, 26,561,540.68 and 15,305,543.50

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Solution

The fourth proportional to 19,266,131.02, 26,561,540.68 and 15,305,543.50 is: 21,101,217.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,266,131.02 : 26,561,540.68 = 15,305,543.50 : x
  2. Step 2: Convert to fraction form
    19,266,131.02/26,561,540.68 = 15,305,543.50/x
  3. Step 3: Cross multiply
    19,266,131.02x = 26,561,540.68 × 15,305,543.50
  4. Step 4: Simplify right side
    19,266,131.02x = 406,538,816,304,759.56
  5. Step 5: Solve for x
    x = 406,538,816,304,759.56/19,266,131.02
  6. Step 6: Final answer
    x = 21,101,217.25

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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.