Home / 18,532,335.27-27,781,969.17-9,429,341.43

Finding the Fourth Proportional to 18,532,335.27, 27,781,969.17 and 9,429,341.43

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Solution

The fourth proportional to 18,532,335.27, 27,781,969.17 and 9,429,341.43 is: 14,135,599.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532,335.27 : 27,781,969.17 = 9,429,341.43 : x
  2. Step 2: Convert to fraction form
    18,532,335.27/27,781,969.17 = 9,429,341.43/x
  3. Step 3: Cross multiply
    18,532,335.27x = 27,781,969.17 × 9,429,341.43
  4. Step 4: Simplify right side
    18,532,335.27x = 261,965,672,901,663.72
  5. Step 5: Solve for x
    x = 261,965,672,901,663.72/18,532,335.27
  6. Step 6: Final answer
    x = 14,135,599.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.