Home / 8,728,817.46-12,046,141.44-4,861,338

Finding the Fourth Proportional to 8,728,817.46, 12,046,141.44 and 4,861,338

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Solution

The fourth proportional to 8,728,817.46, 12,046,141.44 and 4,861,338 is: 6,708,854.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,728,817.46 : 12,046,141.44 = 4,861,338 : x
  2. Step 2: Convert to fraction form
    8,728,817.46/12,046,141.44 = 4,861,338/x
  3. Step 3: Cross multiply
    8,728,817.46x = 12,046,141.44 × 4,861,338
  4. Step 4: Simplify right side
    8,728,817.46x = 58,560,365,135,646.72
  5. Step 5: Solve for x
    x = 58,560,365,135,646.72/8,728,817.46
  6. Step 6: Final answer
    x = 6,708,854.37

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1.5x scale

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.