Home / 22,144,447.60-33,216,671.40-18,561,266.80

Finding the Fourth Proportional to 22,144,447.60, 33,216,671.40 and 18,561,266.80

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Solution

The fourth proportional to 22,144,447.60, 33,216,671.40 and 18,561,266.80 is: 27,841,900.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,144,447.60 : 33,216,671.40 = 18,561,266.80 : x
  2. Step 2: Convert to fraction form
    22,144,447.60/33,216,671.40 = 18,561,266.80/x
  3. Step 3: Cross multiply
    22,144,447.60x = 33,216,671.40 × 18,561,266.80
  4. Step 4: Simplify right side
    22,144,447.60x = 616,543,500,063,329.50
  5. Step 5: Solve for x
    x = 616,543,500,063,329.50/22,144,447.60
  6. Step 6: Final answer
    x = 27,841,900.20

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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.