Home / 18,148,279.80-27,222,419.70-8,582,341.80

Finding the Fourth Proportional to 18,148,279.80, 27,222,419.70 and 8,582,341.80

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Solution

The fourth proportional to 18,148,279.80, 27,222,419.70 and 8,582,341.80 is: 12,873,512.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148,279.80 : 27,222,419.70 = 8,582,341.80 : x
  2. Step 2: Convert to fraction form
    18,148,279.80/27,222,419.70 = 8,582,341.80/x
  3. Step 3: Cross multiply
    18,148,279.80x = 27,222,419.70 × 8,582,341.80
  4. Step 4: Simplify right side
    18,148,279.80x = 233,632,110,488,453.47
  5. Step 5: Solve for x
    x = 233,632,110,488,453.47/18,148,279.80
  6. Step 6: Final answer
    x = 12,873,512.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.