Home / 9,181,192.70-13,756,042.65-4,378,540.70

Finding the Fourth Proportional to 9,181,192.70, 13,756,042.65 and 4,378,540.70

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Solution

The fourth proportional to 9,181,192.70, 13,756,042.65 and 4,378,540.70 is: 6,560,301.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181,192.70 : 13,756,042.65 = 4,378,540.70 : x
  2. Step 2: Convert to fraction form
    9,181,192.70/13,756,042.65 = 4,378,540.70/x
  3. Step 3: Cross multiply
    9,181,192.70x = 13,756,042.65 × 4,378,540.70
  4. Step 4: Simplify right side
    9,181,192.70x = 60,231,392,613,960.86
  5. Step 5: Solve for x
    x = 60,231,392,613,960.86/9,181,192.70
  6. Step 6: Final answer
    x = 6,560,301.54

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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.