Home / 31,480,582.24-43,446,302.76-18,427,049.92

Finding the Fourth Proportional to 31,480,582.24, 43,446,302.76 and 18,427,049.92

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Solution

The fourth proportional to 31,480,582.24, 43,446,302.76 and 18,427,049.92 is: 25,431,143.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,480,582.24 : 43,446,302.76 = 18,427,049.92 : x
  2. Step 2: Convert to fraction form
    31,480,582.24/43,446,302.76 = 18,427,049.92/x
  3. Step 3: Cross multiply
    31,480,582.24x = 43,446,302.76 × 18,427,049.92
  4. Step 4: Simplify right side
    31,480,582.24x = 800,587,189,797,953.88
  5. Step 5: Solve for x
    x = 800,587,189,797,953.88/31,480,582.24
  6. Step 6: Final answer
    x = 25,431,143.04

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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.