Home / 8,809,143.20-13,209,778.20-3,416,001.20

Finding the Fourth Proportional to 8,809,143.20, 13,209,778.20 and 3,416,001.20

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Solution

The fourth proportional to 8,809,143.20, 13,209,778.20 and 3,416,001.20 is: 5,122,475.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,809,143.20 : 13,209,778.20 = 3,416,001.20 : x
  2. Step 2: Convert to fraction form
    8,809,143.20/13,209,778.20 = 3,416,001.20/x
  3. Step 3: Cross multiply
    8,809,143.20x = 13,209,778.20 × 3,416,001.20
  4. Step 4: Simplify right side
    8,809,143.20x = 45,124,618,182,933.84
  5. Step 5: Solve for x
    x = 45,124,618,182,933.84/8,809,143.20
  6. Step 6: Final answer
    x = 5,122,475.27

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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.