Home / 6,515,645.80-9,782,799.90-3,681,293.80

Finding the Fourth Proportional to 6,515,645.80, 9,782,799.90 and 3,681,293.80

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Solution

The fourth proportional to 6,515,645.80, 9,782,799.90 and 3,681,293.80 is: 5,527,212.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515,645.80 : 9,782,799.90 = 3,681,293.80 : x
  2. Step 2: Convert to fraction form
    6,515,645.80/9,782,799.90 = 3,681,293.80/x
  3. Step 3: Cross multiply
    6,515,645.80x = 9,782,799.90 × 3,681,293.80
  4. Step 4: Simplify right side
    6,515,645.80x = 36,013,360,618,510.62
  5. Step 5: Solve for x
    x = 36,013,360,618,510.62/6,515,645.80
  6. Step 6: Final answer
    x = 5,527,212.76

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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.