Home / 11,700,400.80-17,550,601.20-4,126,382.40

Finding the Fourth Proportional to 11,700,400.80, 17,550,601.20 and 4,126,382.40

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Solution

The fourth proportional to 11,700,400.80, 17,550,601.20 and 4,126,382.40 is: 6,189,573.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,700,400.80 : 17,550,601.20 = 4,126,382.40 : x
  2. Step 2: Convert to fraction form
    11,700,400.80/17,550,601.20 = 4,126,382.40/x
  3. Step 3: Cross multiply
    11,700,400.80x = 17,550,601.20 × 4,126,382.40
  4. Step 4: Simplify right side
    11,700,400.80x = 72,420,491,901,098.88
  5. Step 5: Solve for x
    x = 72,420,491,901,098.88/11,700,400.80
  6. Step 6: Final answer
    x = 6,189,573.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.