Home / 27,489,019.46-37,933,807.59-15,266,663.78

Finding the Fourth Proportional to 27,489,019.46, 37,933,807.59 and 15,266,663.78

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Solution

The fourth proportional to 27,489,019.46, 37,933,807.59 and 15,266,663.78 is: 21,067,418.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,489,019.46 : 37,933,807.59 = 15,266,663.78 : x
  2. Step 2: Convert to fraction form
    27,489,019.46/37,933,807.59 = 15,266,663.78/x
  3. Step 3: Cross multiply
    27,489,019.46x = 37,933,807.59 × 15,266,663.78
  4. Step 4: Simplify right side
    27,489,019.46x = 579,122,686,371,742.12
  5. Step 5: Solve for x
    x = 579,122,686,371,742.12/27,489,019.46
  6. Step 6: Final answer
    x = 21,067,418.84

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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.