Home / 29,107,629.38-40,168,717.92-16,055,240.78

Finding the Fourth Proportional to 29,107,629.38, 40,168,717.92 and 16,055,240.78

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Solution

The fourth proportional to 29,107,629.38, 40,168,717.92 and 16,055,240.78 is: 22,156,336.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,107,629.38 : 40,168,717.92 = 16,055,240.78 : x
  2. Step 2: Convert to fraction form
    29,107,629.38/40,168,717.92 = 16,055,240.78/x
  3. Step 3: Cross multiply
    29,107,629.38x = 40,168,717.92 × 16,055,240.78
  4. Step 4: Simplify right side
    29,107,629.38x = 644,918,438,029,500.75
  5. Step 5: Solve for x
    x = 644,918,438,029,500.75/29,107,629.38
  6. Step 6: Final answer
    x = 22,156,336.73

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1.5x scale

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.