Home / 10,018,432.33-13,825,463.22-5,434,753.70

Finding the Fourth Proportional to 10,018,432.33, 13,825,463.22 and 5,434,753.70

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Solution

The fourth proportional to 10,018,432.33, 13,825,463.22 and 5,434,753.70 is: 7,499,974.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018,432.33 : 13,825,463.22 = 5,434,753.70 : x
  2. Step 2: Convert to fraction form
    10,018,432.33/13,825,463.22 = 5,434,753.70/x
  3. Step 3: Cross multiply
    10,018,432.33x = 13,825,463.22 × 5,434,753.70
  4. Step 4: Simplify right side
    10,018,432.33x = 75,137,987,423,672.58
  5. Step 5: Solve for x
    x = 75,137,987,423,672.58/10,018,432.33
  6. Step 6: Final answer
    x = 7,499,974.54

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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.