Home / 11,990,287.50-16,546,597.11-6,557,779.50

Finding the Fourth Proportional to 11,990,287.50, 16,546,597.11 and 6,557,779.50

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Solution

The fourth proportional to 11,990,287.50, 16,546,597.11 and 6,557,779.50 is: 9,049,735.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,990,287.50 : 16,546,597.11 = 6,557,779.50 : x
  2. Step 2: Convert to fraction form
    11,990,287.50/16,546,597.11 = 6,557,779.50/x
  3. Step 3: Cross multiply
    11,990,287.50x = 16,546,597.11 × 6,557,779.50
  4. Step 4: Simplify right side
    11,990,287.50x = 108,508,935,322,717.23
  5. Step 5: Solve for x
    x = 108,508,935,322,717.23/11,990,287.50
  6. Step 6: Final answer
    x = 9,049,735.91

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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.