Home / 7,099,338.80-10,649,008.20-3,313,204.40

Finding the Fourth Proportional to 7,099,338.80, 10,649,008.20 and 3,313,204.40

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Solution

The fourth proportional to 7,099,338.80, 10,649,008.20 and 3,313,204.40 is: 4,969,806.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,099,338.80 : 10,649,008.20 = 3,313,204.40 : x
  2. Step 2: Convert to fraction form
    7,099,338.80/10,649,008.20 = 3,313,204.40/x
  3. Step 3: Cross multiply
    7,099,338.80x = 10,649,008.20 × 3,313,204.40
  4. Step 4: Simplify right side
    7,099,338.80x = 35,282,340,823,876.08
  5. Step 5: Solve for x
    x = 35,282,340,823,876.08/7,099,338.80
  6. Step 6: Final answer
    x = 4,969,806.60

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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.