Home / 7,099,339.80-10,649,009.70-3,313,205.40

Finding the Fourth Proportional to 7,099,339.80, 10,649,009.70 and 3,313,205.40

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Solution

The fourth proportional to 7,099,339.80, 10,649,009.70 and 3,313,205.40 is: 4,969,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,099,339.80 : 10,649,009.70 = 3,313,205.40 : x
  2. Step 2: Convert to fraction form
    7,099,339.80/10,649,009.70 = 3,313,205.40/x
  3. Step 3: Cross multiply
    7,099,339.80x = 10,649,009.70 × 3,313,205.40
  4. Step 4: Simplify right side
    7,099,339.80x = 35,282,356,442,692.38
  5. Step 5: Solve for x
    x = 35,282,356,442,692.38/7,099,339.80
  6. Step 6: Final answer
    x = 4,969,808.10

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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.