Home / 10,861,976.80-16,274,302.80-5,736,815.20

Finding the Fourth Proportional to 10,861,976.80, 16,274,302.80 and 5,736,815.20

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Solution

The fourth proportional to 10,861,976.80, 16,274,302.80 and 5,736,815.20 is: 8,595,366.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861,976.80 : 16,274,302.80 = 5,736,815.20 : x
  2. Step 2: Convert to fraction form
    10,861,976.80/16,274,302.80 = 5,736,815.20/x
  3. Step 3: Cross multiply
    10,861,976.80x = 16,274,302.80 × 5,736,815.20
  4. Step 4: Simplify right side
    10,861,976.80x = 93,362,667,672,442.56
  5. Step 5: Solve for x
    x = 93,362,667,672,442.56/10,861,976.80
  6. Step 6: Final answer
    x = 8,595,366.15

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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.