Home / 18,466,727.76-27,700,564.68-8,749,065.96

Finding the Fourth Proportional to 18,466,727.76, 27,700,564.68 and 8,749,065.96

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Solution

The fourth proportional to 18,466,727.76, 27,700,564.68 and 8,749,065.96 is: 13,123,823.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,466,727.76 : 27,700,564.68 = 8,749,065.96 : x
  2. Step 2: Convert to fraction form
    18,466,727.76/27,700,564.68 = 8,749,065.96/x
  3. Step 3: Cross multiply
    18,466,727.76x = 27,700,564.68 × 8,749,065.96
  4. Step 4: Simplify right side
    18,466,727.76x = 242,354,067,514,566.31
  5. Step 5: Solve for x
    x = 242,354,067,514,566.31/18,466,727.76
  6. Step 6: Final answer
    x = 13,123,823.05

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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.