Home / 27,655,209.52-38,164,191.24-15,265,305.88

Finding the Fourth Proportional to 27,655,209.52, 38,164,191.24 and 15,265,305.88

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Solution

The fourth proportional to 27,655,209.52, 38,164,191.24 and 15,265,305.88 is: 21,066,123.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,655,209.52 : 38,164,191.24 = 15,265,305.88 : x
  2. Step 2: Convert to fraction form
    27,655,209.52/38,164,191.24 = 15,265,305.88/x
  3. Step 3: Cross multiply
    27,655,209.52x = 38,164,191.24 × 15,265,305.88
  4. Step 4: Simplify right side
    27,655,209.52x = 582,588,052,941,416.50
  5. Step 5: Solve for x
    x = 582,588,052,941,416.50/27,655,209.52
  6. Step 6: Final answer
    x = 21,066,123.27

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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.