Home / 12,719,976.28-19,079,332.99-4,084,499.44

Finding the Fourth Proportional to 12,719,976.28, 19,079,332.99 and 4,084,499.44

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Solution

The fourth proportional to 12,719,976.28, 19,079,332.99 and 4,084,499.44 is: 6,126,546.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,719,976.28 : 19,079,332.99 = 4,084,499.44 : x
  2. Step 2: Convert to fraction form
    12,719,976.28/19,079,332.99 = 4,084,499.44/x
  3. Step 3: Cross multiply
    12,719,976.28x = 19,079,332.99 × 4,084,499.44
  4. Step 4: Simplify right side
    12,719,976.28x = 77,929,524,819,545.20
  5. Step 5: Solve for x
    x = 77,929,524,819,545.20/12,719,976.28
  6. Step 6: Final answer
    x = 6,126,546.40

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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.