Home / 10,678,432.38-14,736,147.39-5,783,540.82

Finding the Fourth Proportional to 10,678,432.38, 14,736,147.39 and 5,783,540.82

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Solution

The fourth proportional to 10,678,432.38, 14,736,147.39 and 5,783,540.82 is: 7,981,237.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,678,432.38 : 14,736,147.39 = 5,783,540.82 : x
  2. Step 2: Convert to fraction form
    10,678,432.38/14,736,147.39 = 5,783,540.82/x
  3. Step 3: Cross multiply
    10,678,432.38x = 14,736,147.39 × 5,783,540.82
  4. Step 4: Simplify right side
    10,678,432.38x = 85,227,109,959,601.47
  5. Step 5: Solve for x
    x = 85,227,109,959,601.47/10,678,432.38
  6. Step 6: Final answer
    x = 7,981,237.97

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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.