Home / 7,990,614.78-11,986,032.80-2,599,293.39

Finding the Fourth Proportional to 7,990,614.78, 11,986,032.80 and 2,599,293.39

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Solution

The fourth proportional to 7,990,614.78, 11,986,032.80 and 2,599,293.39 is: 3,898,976.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,990,614.78 : 11,986,032.80 = 2,599,293.39 : x
  2. Step 2: Convert to fraction form
    7,990,614.78/11,986,032.80 = 2,599,293.39/x
  3. Step 3: Cross multiply
    7,990,614.78x = 11,986,032.80 × 2,599,293.39
  4. Step 4: Simplify right side
    7,990,614.78x = 31,155,215,829,363.20
  5. Step 5: Solve for x
    x = 31,155,215,829,363.20/7,990,614.78
  6. Step 6: Final answer
    x = 3,898,976.07

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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.