Home / 6,145,987.80-9,218,981.70-3,276,206.40

Finding the Fourth Proportional to 6,145,987.80, 9,218,981.70 and 3,276,206.40

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Solution

The fourth proportional to 6,145,987.80, 9,218,981.70 and 3,276,206.40 is: 4,914,309.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145,987.80 : 9,218,981.70 = 3,276,206.40 : x
  2. Step 2: Convert to fraction form
    6,145,987.80/9,218,981.70 = 3,276,206.40/x
  3. Step 3: Cross multiply
    6,145,987.80x = 9,218,981.70 × 3,276,206.40
  4. Step 4: Simplify right side
    6,145,987.80x = 30,203,286,847,022.88
  5. Step 5: Solve for x
    x = 30,203,286,847,022.88/6,145,987.80
  6. Step 6: Final answer
    x = 4,914,309.60

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Similar ratio
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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.