Home / 4,785,348.80-7,164,026.40-3,189,713.60

Finding the Fourth Proportional to 4,785,348.80, 7,164,026.40 and 3,189,713.60

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Solution

The fourth proportional to 4,785,348.80, 7,164,026.40 and 3,189,713.60 is: 4,775,240.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785,348.80 : 7,164,026.40 = 3,189,713.60 : x
  2. Step 2: Convert to fraction form
    4,785,348.80/7,164,026.40 = 3,189,713.60/x
  3. Step 3: Cross multiply
    4,785,348.80x = 7,164,026.40 × 3,189,713.60
  4. Step 4: Simplify right side
    4,785,348.80x = 22,851,192,438,839.04
  5. Step 5: Solve for x
    x = 22,851,192,438,839.04/4,785,348.80
  6. Step 6: Final answer
    x = 4,775,240.72

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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.