Home / 11,990,187.61-16,546,446.11-6,483,548.61

Finding the Fourth Proportional to 11,990,187.61, 16,546,446.11 and 6,483,548.61

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Solution

The fourth proportional to 11,990,187.61, 16,546,446.11 and 6,483,548.61 is: 8,947,290.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,990,187.61 : 16,546,446.11 = 6,483,548.61 : x
  2. Step 2: Convert to fraction form
    11,990,187.61/16,546,446.11 = 6,483,548.61/x
  3. Step 3: Cross multiply
    11,990,187.61x = 16,546,446.11 × 6,483,548.61
  4. Step 4: Simplify right side
    11,990,187.61x = 107,279,687,693,139.28
  5. Step 5: Solve for x
    x = 107,279,687,693,139.28/11,990,187.61
  6. Step 6: Final answer
    x = 8,947,290.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.