Home / 18,279,275.10-27,255,491.08-17,777,063.36

Finding the Fourth Proportional to 18,279,275.10, 27,255,491.08 and 17,777,063.36

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Solution

The fourth proportional to 18,279,275.10, 27,255,491.08 and 17,777,063.36 is: 26,506,663.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,279,275.10 : 27,255,491.08 = 17,777,063.36 : x
  2. Step 2: Convert to fraction form
    18,279,275.10/27,255,491.08 = 17,777,063.36/x
  3. Step 3: Cross multiply
    18,279,275.10x = 27,255,491.08 × 17,777,063.36
  4. Step 4: Simplify right side
    18,279,275.10x = 484,522,591,837,074.75
  5. Step 5: Solve for x
    x = 484,522,591,837,074.75/18,279,275.10
  6. Step 6: Final answer
    x = 26,506,663.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.