Home / 12,006,154.86-16,568,490.12-6,499,525.62

Finding the Fourth Proportional to 12,006,154.86, 16,568,490.12 and 6,499,525.62

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Solution

The fourth proportional to 12,006,154.86, 16,568,490.12 and 6,499,525.62 is: 8,969,343.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006,154.86 : 16,568,490.12 = 6,499,525.62 : x
  2. Step 2: Convert to fraction form
    12,006,154.86/16,568,490.12 = 6,499,525.62/x
  3. Step 3: Cross multiply
    12,006,154.86x = 16,568,490.12 × 6,499,525.62
  4. Step 4: Simplify right side
    12,006,154.86x = 107,687,326,019,656.88
  5. Step 5: Solve for x
    x = 107,687,326,019,656.88/12,006,154.86
  6. Step 6: Final answer
    x = 8,969,343.41

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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.