Home / 13,468,397.85-20,205,582.03-3,883,028.36

Finding the Fourth Proportional to 13,468,397.85, 20,205,582.03 and 3,883,028.36

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Solution

The fourth proportional to 13,468,397.85, 20,205,582.03 and 3,883,028.36 is: 5,825,403.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,468,397.85 : 20,205,582.03 = 3,883,028.36 : x
  2. Step 2: Convert to fraction form
    13,468,397.85/20,205,582.03 = 3,883,028.36/x
  3. Step 3: Cross multiply
    13,468,397.85x = 20,205,582.03 × 3,883,028.36
  4. Step 4: Simplify right side
    13,468,397.85x = 78,458,847,951,768.47
  5. Step 5: Solve for x
    x = 78,458,847,951,768.47/13,468,397.85
  6. Step 6: Final answer
    x = 5,825,403.20

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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.