Home / 7,990,769.27-11,986,264.63-2,599,447.95

Finding the Fourth Proportional to 7,990,769.27, 11,986,264.63 and 2,599,447.95

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Solution

The fourth proportional to 7,990,769.27, 11,986,264.63 and 2,599,447.95 is: 3,899,207.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,990,769.27 : 11,986,264.63 = 2,599,447.95 : x
  2. Step 2: Convert to fraction form
    7,990,769.27/11,986,264.63 = 2,599,447.95/x
  3. Step 3: Cross multiply
    7,990,769.27x = 11,986,264.63 × 2,599,447.95
  4. Step 4: Simplify right side
    7,990,769.27x = 31,157,671,009,238.43
  5. Step 5: Solve for x
    x = 31,157,671,009,238.43/7,990,769.27
  6. Step 6: Final answer
    x = 3,899,207.94

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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.