Home / 7,968,277.60-11,950,861.20-2,649,493.60

Finding the Fourth Proportional to 7,968,277.60, 11,950,861.20 and 2,649,493.60

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Solution

The fourth proportional to 7,968,277.60, 11,950,861.20 and 2,649,493.60 is: 3,973,723.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968,277.60 : 11,950,861.20 = 2,649,493.60 : x
  2. Step 2: Convert to fraction form
    7,968,277.60/11,950,861.20 = 2,649,493.60/x
  3. Step 3: Cross multiply
    7,968,277.60x = 11,950,861.20 × 2,649,493.60
  4. Step 4: Simplify right side
    7,968,277.60x = 31,663,730,263,888.32
  5. Step 5: Solve for x
    x = 31,663,730,263,888.32/7,968,277.60
  6. Step 6: Final answer
    x = 3,973,723.29

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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.