Home / 5,391,693.20-8,087,539.80-2,557,341.20

Finding the Fourth Proportional to 5,391,693.20, 8,087,539.80 and 2,557,341.20

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Solution

The fourth proportional to 5,391,693.20, 8,087,539.80 and 2,557,341.20 is: 3,836,011.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391,693.20 : 8,087,539.80 = 2,557,341.20 : x
  2. Step 2: Convert to fraction form
    5,391,693.20/8,087,539.80 = 2,557,341.20/x
  3. Step 3: Cross multiply
    5,391,693.20x = 8,087,539.80 × 2,557,341.20
  4. Step 4: Simplify right side
    5,391,693.20x = 20,682,598,737,179.76
  5. Step 5: Solve for x
    x = 20,682,598,737,179.76/5,391,693.20
  6. Step 6: Final answer
    x = 3,836,011.80

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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.