Home / 27,645,627.20-38,146,240.32-16,040,529.92

Finding the Fourth Proportional to 27,645,627.20, 38,146,240.32 and 16,040,529.92

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Solution

The fourth proportional to 27,645,627.20, 38,146,240.32 and 16,040,529.92 is: 22,133,189.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,645,627.20 : 38,146,240.32 = 16,040,529.92 : x
  2. Step 2: Convert to fraction form
    27,645,627.20/38,146,240.32 = 16,040,529.92/x
  3. Step 3: Cross multiply
    27,645,627.20x = 38,146,240.32 × 16,040,529.92
  4. Step 4: Simplify right side
    27,645,627.20x = 611,885,909,188,470.38
  5. Step 5: Solve for x
    x = 611,885,909,188,470.38/27,645,627.20
  6. Step 6: Final answer
    x = 22,133,189.63

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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.