Home / 12,006,122.47-16,568,445.48-6,499,493.22

Finding the Fourth Proportional to 12,006,122.47, 16,568,445.48 and 6,499,493.22

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Solution

The fourth proportional to 12,006,122.47, 16,568,445.48 and 6,499,493.22 is: 8,969,298.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006,122.47 : 16,568,445.48 = 6,499,493.22 : x
  2. Step 2: Convert to fraction form
    12,006,122.47/16,568,445.48 = 6,499,493.22/x
  3. Step 3: Cross multiply
    12,006,122.47x = 16,568,445.48 × 6,499,493.22
  4. Step 4: Simplify right side
    12,006,122.47x = 107,686,499,100,958.22
  5. Step 5: Solve for x
    x = 107,686,499,100,958.22/12,006,122.47
  6. Step 6: Final answer
    x = 8,969,298.74

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1.5x scale

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.