Home / 6,145,902.80-9,218,854.20-3,276,121.40

Finding the Fourth Proportional to 6,145,902.80, 9,218,854.20 and 3,276,121.40

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Solution

The fourth proportional to 6,145,902.80, 9,218,854.20 and 3,276,121.40 is: 4,914,182.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145,902.80 : 9,218,854.20 = 3,276,121.40 : x
  2. Step 2: Convert to fraction form
    6,145,902.80/9,218,854.20 = 3,276,121.40/x
  3. Step 3: Cross multiply
    6,145,902.80x = 9,218,854.20 × 3,276,121.40
  4. Step 4: Simplify right side
    6,145,902.80x = 30,202,085,528,099.88
  5. Step 5: Solve for x
    x = 30,202,085,528,099.88/6,145,902.80
  6. Step 6: Final answer
    x = 4,914,182.10

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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.