Home / 29,121,753.70-43,682,630.55-19,541,721.70

Finding the Fourth Proportional to 29,121,753.70, 43,682,630.55 and 19,541,721.70

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Solution

The fourth proportional to 29,121,753.70, 43,682,630.55 and 19,541,721.70 is: 29,312,582.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,121,753.70 : 43,682,630.55 = 19,541,721.70 : x
  2. Step 2: Convert to fraction form
    29,121,753.70/43,682,630.55 = 19,541,721.70/x
  3. Step 3: Cross multiply
    29,121,753.70x = 43,682,630.55 × 19,541,721.70
  4. Step 4: Simplify right side
    29,121,753.70x = 853,633,809,332,017.88
  5. Step 5: Solve for x
    x = 853,633,809,332,017.88/29,121,753.70
  6. Step 6: Final answer
    x = 29,312,582.55

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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.