Home / 7,098,133.80-10,647,200.70-3,311,999.40

Finding the Fourth Proportional to 7,098,133.80, 10,647,200.70 and 3,311,999.40

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Solution

The fourth proportional to 7,098,133.80, 10,647,200.70 and 3,311,999.40 is: 4,967,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,098,133.80 : 10,647,200.70 = 3,311,999.40 : x
  2. Step 2: Convert to fraction form
    7,098,133.80/10,647,200.70 = 3,311,999.40/x
  3. Step 3: Cross multiply
    7,098,133.80x = 10,647,200.70 × 3,311,999.40
  4. Step 4: Simplify right side
    7,098,133.80x = 35,263,522,330,079.58
  5. Step 5: Solve for x
    x = 35,263,522,330,079.58/7,098,133.80
  6. Step 6: Final answer
    x = 4,967,999.10

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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.