Home / 7,253,180.80-10,876,660.80-3,657,558.40

Finding the Fourth Proportional to 7,253,180.80, 10,876,660.80 and 3,657,558.40

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Solution

The fourth proportional to 7,253,180.80, 10,876,660.80 and 3,657,558.40 is: 5,484,769.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253,180.80 : 10,876,660.80 = 3,657,558.40 : x
  2. Step 2: Convert to fraction form
    7,253,180.80/10,876,660.80 = 3,657,558.40/x
  3. Step 3: Cross multiply
    7,253,180.80x = 10,876,660.80 × 3,657,558.40
  4. Step 4: Simplify right side
    7,253,180.80x = 39,782,022,072,990.72
  5. Step 5: Solve for x
    x = 39,782,022,072,990.72/7,253,180.80
  6. Step 6: Final answer
    x = 5,484,769.12

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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.