Home / 7,883,280.62-10,876,868.46-4,618,340.21

Finding the Fourth Proportional to 7,883,280.62, 10,876,868.46 and 4,618,340.21

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Solution

The fourth proportional to 7,883,280.62, 10,876,868.46 and 4,618,340.21 is: 6,372,103.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,883,280.62 : 10,876,868.46 = 4,618,340.21 : x
  2. Step 2: Convert to fraction form
    7,883,280.62/10,876,868.46 = 4,618,340.21/x
  3. Step 3: Cross multiply
    7,883,280.62x = 10,876,868.46 × 4,618,340.21
  4. Step 4: Simplify right side
    7,883,280.62x = 50,233,078,913,314.44
  5. Step 5: Solve for x
    x = 50,233,078,913,314.44/7,883,280.62
  6. Step 6: Final answer
    x = 6,372,103.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.