Home / 7,695,140.80-11,542,711.20-2,015,939.20

Finding the Fourth Proportional to 7,695,140.80, 11,542,711.20 and 2,015,939.20

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Solution

The fourth proportional to 7,695,140.80, 11,542,711.20 and 2,015,939.20 is: 3,023,908.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,695,140.80 : 11,542,711.20 = 2,015,939.20 : x
  2. Step 2: Convert to fraction form
    7,695,140.80/11,542,711.20 = 2,015,939.20/x
  3. Step 3: Cross multiply
    7,695,140.80x = 11,542,711.20 × 2,015,939.20
  4. Step 4: Simplify right side
    7,695,140.80x = 23,269,403,982,359.04
  5. Step 5: Solve for x
    x = 23,269,403,982,359.04/7,695,140.80
  6. Step 6: Final answer
    x = 3,023,908.80

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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.