Home / 22,144,438.60-33,216,657.90-18,561,257.80

Finding the Fourth Proportional to 22,144,438.60, 33,216,657.90 and 18,561,257.80

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Solution

The fourth proportional to 22,144,438.60, 33,216,657.90 and 18,561,257.80 is: 27,841,886.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,144,438.60 : 33,216,657.90 = 18,561,257.80 : x
  2. Step 2: Convert to fraction form
    22,144,438.60/33,216,657.90 = 18,561,257.80/x
  3. Step 3: Cross multiply
    22,144,438.60x = 33,216,657.90 × 18,561,257.80
  4. Step 4: Simplify right side
    22,144,438.60x = 616,542,950,536,306.62
  5. Step 5: Solve for x
    x = 616,542,950,536,306.62/22,144,438.60
  6. Step 6: Final answer
    x = 27,841,886.70

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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.