Home / 18,023,161.91-27,034,742.87-4,376,216.38

Finding the Fourth Proportional to 18,023,161.91, 27,034,742.87 and 4,376,216.38

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Solution

The fourth proportional to 18,023,161.91, 27,034,742.87 and 4,376,216.38 is: 6,564,324.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,023,161.91 : 27,034,742.87 = 4,376,216.38 : x
  2. Step 2: Convert to fraction form
    18,023,161.91/27,034,742.87 = 4,376,216.38/x
  3. Step 3: Cross multiply
    18,023,161.91x = 27,034,742.87 × 4,376,216.38
  4. Step 4: Simplify right side
    18,023,161.91x = 118,309,884,520,135.91
  5. Step 5: Solve for x
    x = 118,309,884,520,135.91/18,023,161.91
  6. Step 6: Final answer
    x = 6,564,324.57

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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.