Home / 6,879,061.20-10,318,591.80-3,893,077.20

Finding the Fourth Proportional to 6,879,061.20, 10,318,591.80 and 3,893,077.20

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Solution

The fourth proportional to 6,879,061.20, 10,318,591.80 and 3,893,077.20 is: 5,839,615.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,879,061.20 : 10,318,591.80 = 3,893,077.20 : x
  2. Step 2: Convert to fraction form
    6,879,061.20/10,318,591.80 = 3,893,077.20/x
  3. Step 3: Cross multiply
    6,879,061.20x = 10,318,591.80 × 3,893,077.20
  4. Step 4: Simplify right side
    6,879,061.20x = 40,171,074,472,686.96
  5. Step 5: Solve for x
    x = 40,171,074,472,686.96/6,879,061.20
  6. Step 6: Final answer
    x = 5,839,615.80

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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.