Home / 10,813,634.80-16,229,637.60-4,428,469.60

Finding the Fourth Proportional to 10,813,634.80, 16,229,637.60 and 4,428,469.60

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Solution

The fourth proportional to 10,813,634.80, 16,229,637.60 and 4,428,469.60 is: 6,646,466.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,813,634.80 : 16,229,637.60 = 4,428,469.60 : x
  2. Step 2: Convert to fraction form
    10,813,634.80/16,229,637.60 = 4,428,469.60/x
  3. Step 3: Cross multiply
    10,813,634.80x = 16,229,637.60 × 4,428,469.60
  4. Step 4: Simplify right side
    10,813,634.80x = 71,872,456,730,616.95
  5. Step 5: Solve for x
    x = 71,872,456,730,616.95/10,813,634.80
  6. Step 6: Final answer
    x = 6,646,466.06

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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.