Home / 27,489,290.40-37,934,182.08-15,266,934.72

Finding the Fourth Proportional to 27,489,290.40, 37,934,182.08 and 15,266,934.72

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Solution

The fourth proportional to 27,489,290.40, 37,934,182.08 and 15,266,934.72 is: 21,067,793.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,489,290.40 : 37,934,182.08 = 15,266,934.72 : x
  2. Step 2: Convert to fraction form
    27,489,290.40/37,934,182.08 = 15,266,934.72/x
  3. Step 3: Cross multiply
    27,489,290.40x = 37,934,182.08 × 15,266,934.72
  4. Step 4: Simplify right side
    27,489,290.40x = 579,138,681,471,953.88
  5. Step 5: Solve for x
    x = 579,138,681,471,953.88/27,489,290.40
  6. Step 6: Final answer
    x = 21,067,793.06

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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.