Home / 12,005,928.48-16,568,162.25-6,499,301.88

Finding the Fourth Proportional to 12,005,928.48, 16,568,162.25 and 6,499,301.88

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Solution

The fourth proportional to 12,005,928.48, 16,568,162.25 and 6,499,301.88 is: 8,969,026.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,005,928.48 : 16,568,162.25 = 6,499,301.88 : x
  2. Step 2: Convert to fraction form
    12,005,928.48/16,568,162.25 = 6,499,301.88/x
  3. Step 3: Cross multiply
    12,005,928.48x = 16,568,162.25 × 6,499,301.88
  4. Step 4: Simplify right side
    12,005,928.48x = 107,681,488,059,570.03
  5. Step 5: Solve for x
    x = 107,681,488,059,570.03/12,005,928.48
  6. Step 6: Final answer
    x = 8,969,026.28

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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.