Home / 7,766,621.65-11,649,926.32-2,086,845.96

Finding the Fourth Proportional to 7,766,621.65, 11,649,926.32 and 2,086,845.96

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Solution

The fourth proportional to 7,766,621.65, 11,649,926.32 and 2,086,845.96 is: 3,130,267.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766,621.65 : 11,649,926.32 = 2,086,845.96 : x
  2. Step 2: Convert to fraction form
    7,766,621.65/11,649,926.32 = 2,086,845.96/x
  3. Step 3: Cross multiply
    7,766,621.65x = 11,649,926.32 × 2,086,845.96
  4. Step 4: Simplify right side
    7,766,621.65x = 24,311,601,704,314.48
  5. Step 5: Solve for x
    x = 24,311,601,704,314.48/7,766,621.65
  6. Step 6: Final answer
    x = 3,130,267.29

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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.