Home / 27,753,795.47-38,300,540.78-15,364,095.86

Finding the Fourth Proportional to 27,753,795.47, 38,300,540.78 and 15,364,095.86

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Solution

The fourth proportional to 27,753,795.47, 38,300,540.78 and 15,364,095.86 is: 21,202,620.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,753,795.47 : 38,300,540.78 = 15,364,095.86 : x
  2. Step 2: Convert to fraction form
    27,753,795.47/38,300,540.78 = 15,364,095.86/x
  3. Step 3: Cross multiply
    27,753,795.47x = 38,300,540.78 × 15,364,095.86
  4. Step 4: Simplify right side
    27,753,795.47x = 588,453,180,167,920.75
  5. Step 5: Solve for x
    x = 588,453,180,167,920.75/27,753,795.47
  6. Step 6: Final answer
    x = 21,202,620.04

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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.