Home / 16,789,223.20-25,183,834.80-15,501,517.60

Finding the Fourth Proportional to 16,789,223.20, 25,183,834.80 and 15,501,517.60

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Solution

The fourth proportional to 16,789,223.20, 25,183,834.80 and 15,501,517.60 is: 23,252,276.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,789,223.20 : 25,183,834.80 = 15,501,517.60 : x
  2. Step 2: Convert to fraction form
    16,789,223.20/25,183,834.80 = 15,501,517.60/x
  3. Step 3: Cross multiply
    16,789,223.20x = 25,183,834.80 × 15,501,517.60
  4. Step 4: Simplify right side
    16,789,223.20x = 390,387,658,387,692.50
  5. Step 5: Solve for x
    x = 390,387,658,387,692.50/16,789,223.20
  6. Step 6: Final answer
    x = 23,252,276.40

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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.