Home / 16,258,354.32-22,442,841-12,195,791.76

Finding the Fourth Proportional to 16,258,354.32, 22,442,841 and 12,195,791.76

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Solution

The fourth proportional to 16,258,354.32, 22,442,841 and 12,195,791.76 is: 16,834,927.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,258,354.32 : 22,442,841 = 12,195,791.76 : x
  2. Step 2: Convert to fraction form
    16,258,354.32/22,442,841 = 12,195,791.76/x
  3. Step 3: Cross multiply
    16,258,354.32x = 22,442,841 × 12,195,791.76
  4. Step 4: Simplify right side
    16,258,354.32x = 273,708,215,338,790.16
  5. Step 5: Solve for x
    x = 273,708,215,338,790.16/16,258,354.32
  6. Step 6: Final answer
    x = 16,834,927.44

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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.