Home / 27,520,217.76-37,976,943.78-17,731,074.72

Finding the Fourth Proportional to 27,520,217.76, 37,976,943.78 and 17,731,074.72

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Solution

The fourth proportional to 27,520,217.76, 37,976,943.78 and 17,731,074.72 is: 24,468,266.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,520,217.76 : 37,976,943.78 = 17,731,074.72 : x
  2. Step 2: Convert to fraction form
    27,520,217.76/37,976,943.78 = 17,731,074.72/x
  3. Step 3: Cross multiply
    27,520,217.76x = 37,976,943.78 × 17,731,074.72
  4. Step 4: Simplify right side
    27,520,217.76x = 673,372,027,800,419.25
  5. Step 5: Solve for x
    x = 673,372,027,800,419.25/27,520,217.76
  6. Step 6: Final answer
    x = 24,468,266.70

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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.