Home / 7,773,706.20-11,652,005.70-2,722,416.60

Finding the Fourth Proportional to 7,773,706.20, 11,652,005.70 and 2,722,416.60

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Solution

The fourth proportional to 7,773,706.20, 11,652,005.70 and 2,722,416.60 is: 4,080,629.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,773,706.20 : 11,652,005.70 = 2,722,416.60 : x
  2. Step 2: Convert to fraction form
    7,773,706.20/11,652,005.70 = 2,722,416.60/x
  3. Step 3: Cross multiply
    7,773,706.20x = 11,652,005.70 × 2,722,416.60
  4. Step 4: Simplify right side
    7,773,706.20x = 31,721,613,740,974.62
  5. Step 5: Solve for x
    x = 31,721,613,740,974.62/7,773,706.20
  6. Step 6: Final answer
    x = 4,080,629.36

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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.