Home / 7,150,811.90-10,726,217.85-6,366,991.10

Finding the Fourth Proportional to 7,150,811.90, 10,726,217.85 and 6,366,991.10

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Solution

The fourth proportional to 7,150,811.90, 10,726,217.85 and 6,366,991.10 is: 9,550,486.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150,811.90 : 10,726,217.85 = 6,366,991.10 : x
  2. Step 2: Convert to fraction form
    7,150,811.90/10,726,217.85 = 6,366,991.10/x
  3. Step 3: Cross multiply
    7,150,811.90x = 10,726,217.85 × 6,366,991.10
  4. Step 4: Simplify right side
    7,150,811.90x = 68,293,733,587,611.12
  5. Step 5: Solve for x
    x = 68,293,733,587,611.12/7,150,811.90
  6. Step 6: Final answer
    x = 9,550,486.65

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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.