Home / 7,198,640.28-10,795,779.36-3,785,087.52

Finding the Fourth Proportional to 7,198,640.28, 10,795,779.36 and 3,785,087.52

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Solution

The fourth proportional to 7,198,640.28, 10,795,779.36 and 3,785,087.52 is: 5,676,484.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,198,640.28 : 10,795,779.36 = 3,785,087.52 : x
  2. Step 2: Convert to fraction form
    7,198,640.28/10,795,779.36 = 3,785,087.52/x
  3. Step 3: Cross multiply
    7,198,640.28x = 10,795,779.36 × 3,785,087.52
  4. Step 4: Simplify right side
    7,198,640.28x = 40,862,969,724,209.59
  5. Step 5: Solve for x
    x = 40,862,969,724,209.59/7,198,640.28
  6. Step 6: Final answer
    x = 5,676,484.47

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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.