Home / 4,128,187.80-6,192,281.70-3,277,882.20

Finding the Fourth Proportional to 4,128,187.80, 6,192,281.70 and 3,277,882.20

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Solution

The fourth proportional to 4,128,187.80, 6,192,281.70 and 3,277,882.20 is: 4,916,823.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128,187.80 : 6,192,281.70 = 3,277,882.20 : x
  2. Step 2: Convert to fraction form
    4,128,187.80/6,192,281.70 = 3,277,882.20/x
  3. Step 3: Cross multiply
    4,128,187.80x = 6,192,281.70 × 3,277,882.20
  4. Step 4: Simplify right side
    4,128,187.80x = 20,297,569,961,815.74
  5. Step 5: Solve for x
    x = 20,297,569,961,815.74/4,128,187.80
  6. Step 6: Final answer
    x = 4,916,823.30

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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.