Home / 12,068,049.40-18,102,074.10-4,493,447.80

Finding the Fourth Proportional to 12,068,049.40, 18,102,074.10 and 4,493,447.80

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Solution

The fourth proportional to 12,068,049.40, 18,102,074.10 and 4,493,447.80 is: 6,740,171.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,068,049.40 : 18,102,074.10 = 4,493,447.80 : x
  2. Step 2: Convert to fraction form
    12,068,049.40/18,102,074.10 = 4,493,447.80/x
  3. Step 3: Cross multiply
    12,068,049.40x = 18,102,074.10 × 4,493,447.80
  4. Step 4: Simplify right side
    12,068,049.40x = 81,340,725,040,081.98
  5. Step 5: Solve for x
    x = 81,340,725,040,081.98/12,068,049.40
  6. Step 6: Final answer
    x = 6,740,171.70

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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.