Home / 27,279,263.26-37,694,626.20-19,425,139.78

Finding the Fourth Proportional to 27,279,263.26, 37,694,626.20 and 19,425,139.78

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Solution

The fourth proportional to 27,279,263.26, 37,694,626.20 and 19,425,139.78 is: 26,841,758.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,279,263.26 : 37,694,626.20 = 19,425,139.78 : x
  2. Step 2: Convert to fraction form
    27,279,263.26/37,694,626.20 = 19,425,139.78/x
  3. Step 3: Cross multiply
    27,279,263.26x = 37,694,626.20 × 19,425,139.78
  4. Step 4: Simplify right side
    27,279,263.26x = 732,223,382,889,850.38
  5. Step 5: Solve for x
    x = 732,223,382,889,850.38/27,279,263.26
  6. Step 6: Final answer
    x = 26,841,758.00

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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.