Home / 13,998,129.80-20,995,200.96-4,412,262.56

Finding the Fourth Proportional to 13,998,129.80, 20,995,200.96 and 4,412,262.56

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Solution

The fourth proportional to 13,998,129.80, 20,995,200.96 and 4,412,262.56 is: 6,617,765.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,998,129.80 : 20,995,200.96 = 4,412,262.56 : x
  2. Step 2: Convert to fraction form
    13,998,129.80/20,995,200.96 = 4,412,262.56/x
  3. Step 3: Cross multiply
    13,998,129.80x = 20,995,200.96 × 4,412,262.56
  4. Step 4: Simplify right side
    13,998,129.80x = 92,636,339,135,484.05
  5. Step 5: Solve for x
    x = 92,636,339,135,484.05/13,998,129.80
  6. Step 6: Final answer
    x = 6,617,765.41

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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.