Home / 7,271,340.80-10,906,908.80-3,282,246.40

Finding the Fourth Proportional to 7,271,340.80, 10,906,908.80 and 3,282,246.40

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Solution

The fourth proportional to 7,271,340.80, 10,906,908.80 and 3,282,246.40 is: 4,923,323.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,271,340.80 : 10,906,908.80 = 3,282,246.40 : x
  2. Step 2: Convert to fraction form
    7,271,340.80/10,906,908.80 = 3,282,246.40/x
  3. Step 3: Cross multiply
    7,271,340.80x = 10,906,908.80 × 3,282,246.40
  4. Step 4: Simplify right side
    7,271,340.80x = 35,799,162,143,928.32
  5. Step 5: Solve for x
    x = 35,799,162,143,928.32/7,271,340.80
  6. Step 6: Final answer
    x = 4,923,323.38

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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.