Home / 27,128,819.94-37,428,512.40-16,811,778.66

Finding the Fourth Proportional to 27,128,819.94, 37,428,512.40 and 16,811,778.66

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Solution

The fourth proportional to 27,128,819.94, 37,428,512.40 and 16,811,778.66 is: 23,194,516.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,128,819.94 : 37,428,512.40 = 16,811,778.66 : x
  2. Step 2: Convert to fraction form
    27,128,819.94/37,428,512.40 = 16,811,778.66/x
  3. Step 3: Cross multiply
    27,128,819.94x = 37,428,512.40 × 16,811,778.66
  4. Step 4: Simplify right side
    27,128,819.94x = 629,239,866,041,865.38
  5. Step 5: Solve for x
    x = 629,239,866,041,865.38/27,128,819.94
  6. Step 6: Final answer
    x = 23,194,516.66

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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.