Home / 31,458,324.11-43,413,834.15-17,519,679.12

Finding the Fourth Proportional to 31,458,324.11, 43,413,834.15 and 17,519,679.12

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Solution

The fourth proportional to 31,458,324.11, 43,413,834.15 and 17,519,679.12 is: 24,177,907.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,458,324.11 : 43,413,834.15 = 17,519,679.12 : x
  2. Step 2: Convert to fraction form
    31,458,324.11/43,413,834.15 = 17,519,679.12/x
  3. Step 3: Cross multiply
    31,458,324.11x = 43,413,834.15 × 17,519,679.12
  4. Step 4: Simplify right side
    31,458,324.11x = 760,596,443,676,898
  5. Step 5: Solve for x
    x = 760,596,443,676,898/31,458,324.11
  6. Step 6: Final answer
    x = 24,177,907.29

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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.