Home / 18,723,010.60-28,084,515.90-16,172,093.80

Finding the Fourth Proportional to 18,723,010.60, 28,084,515.90 and 16,172,093.80

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Solution

The fourth proportional to 18,723,010.60, 28,084,515.90 and 16,172,093.80 is: 24,258,140.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,723,010.60 : 28,084,515.90 = 16,172,093.80 : x
  2. Step 2: Convert to fraction form
    18,723,010.60/28,084,515.90 = 16,172,093.80/x
  3. Step 3: Cross multiply
    18,723,010.60x = 28,084,515.90 × 16,172,093.80
  4. Step 4: Simplify right side
    18,723,010.60x = 454,185,425,462,391.44
  5. Step 5: Solve for x
    x = 454,185,425,462,391.44/18,723,010.60
  6. Step 6: Final answer
    x = 24,258,140.70

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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.