Home / 8,667,739.20-13,001,608.80-4,416,211.20

Finding the Fourth Proportional to 8,667,739.20, 13,001,608.80 and 4,416,211.20

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Solution

The fourth proportional to 8,667,739.20, 13,001,608.80 and 4,416,211.20 is: 6,624,316.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,667,739.20 : 13,001,608.80 = 4,416,211.20 : x
  2. Step 2: Convert to fraction form
    8,667,739.20/13,001,608.80 = 4,416,211.20/x
  3. Step 3: Cross multiply
    8,667,739.20x = 13,001,608.80 × 4,416,211.20
  4. Step 4: Simplify right side
    8,667,739.20x = 57,417,850,400,578.56
  5. Step 5: Solve for x
    x = 57,417,850,400,578.56/8,667,739.20
  6. Step 6: Final answer
    x = 6,624,316.80

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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.