Home / 12,006,219.60-16,568,588.20-6,499,594.32

Finding the Fourth Proportional to 12,006,219.60, 16,568,588.20 and 6,499,594.32

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Solution

The fourth proportional to 12,006,219.60, 16,568,588.20 and 6,499,594.32 is: 8,969,442.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006,219.60 : 16,568,588.20 = 6,499,594.32 : x
  2. Step 2: Convert to fraction form
    12,006,219.60/16,568,588.20 = 6,499,594.32/x
  3. Step 3: Cross multiply
    12,006,219.60x = 16,568,588.20 × 6,499,594.32
  4. Step 4: Simplify right side
    12,006,219.60x = 107,689,101,755,139.03
  5. Step 5: Solve for x
    x = 107,689,101,755,139.03/12,006,219.60
  6. Step 6: Final answer
    x = 8,969,442.95

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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.