Home / 20,962,377.33-31,449,983.40-10,734,478.89

Finding the Fourth Proportional to 20,962,377.33, 31,449,983.40 and 10,734,478.89

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Solution

The fourth proportional to 20,962,377.33, 31,449,983.40 and 10,734,478.89 is: 16,105,004.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,962,377.33 : 31,449,983.40 = 10,734,478.89 : x
  2. Step 2: Convert to fraction form
    20,962,377.33/31,449,983.40 = 10,734,478.89/x
  3. Step 3: Cross multiply
    20,962,377.33x = 31,449,983.40 × 10,734,478.89
  4. Step 4: Simplify right side
    20,962,377.33x = 337,599,182,898,150.44
  5. Step 5: Solve for x
    x = 337,599,182,898,150.44/20,962,377.33
  6. Step 6: Final answer
    x = 16,105,004.58

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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.