Home / 7,914,664.80-11,834,672.40-5,899,125.60

Finding the Fourth Proportional to 7,914,664.80, 11,834,672.40 and 5,899,125.60

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Solution

The fourth proportional to 7,914,664.80, 11,834,672.40 and 5,899,125.60 is: 8,820,868.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,914,664.80 : 11,834,672.40 = 5,899,125.60 : x
  2. Step 2: Convert to fraction form
    7,914,664.80/11,834,672.40 = 5,899,125.60/x
  3. Step 3: Cross multiply
    7,914,664.80x = 11,834,672.40 × 5,899,125.60
  4. Step 4: Simplify right side
    7,914,664.80x = 69,814,218,922,453.44
  5. Step 5: Solve for x
    x = 69,814,218,922,453.44/7,914,664.80
  6. Step 6: Final answer
    x = 8,820,868.69

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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.