Home / 15,669,452.20-23,504,178.30-12,976,817.80

Finding the Fourth Proportional to 15,669,452.20, 23,504,178.30 and 12,976,817.80

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Solution

The fourth proportional to 15,669,452.20, 23,504,178.30 and 12,976,817.80 is: 19,465,226.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,669,452.20 : 23,504,178.30 = 12,976,817.80 : x
  2. Step 2: Convert to fraction form
    15,669,452.20/23,504,178.30 = 12,976,817.80/x
  3. Step 3: Cross multiply
    15,669,452.20x = 23,504,178.30 × 12,976,817.80
  4. Step 4: Simplify right side
    15,669,452.20x = 305,009,439,337,813.75
  5. Step 5: Solve for x
    x = 305,009,439,337,813.75/15,669,452.20
  6. Step 6: Final answer
    x = 19,465,226.70

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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.