Home / 6,128,715.60-9,179,076.60-3,609,291.60

Finding the Fourth Proportional to 6,128,715.60, 9,179,076.60 and 3,609,291.60

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Solution

The fourth proportional to 6,128,715.60, 9,179,076.60 and 3,609,291.60 is: 5,405,694.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128,715.60 : 9,179,076.60 = 3,609,291.60 : x
  2. Step 2: Convert to fraction form
    6,128,715.60/9,179,076.60 = 3,609,291.60/x
  3. Step 3: Cross multiply
    6,128,715.60x = 9,179,076.60 × 3,609,291.60
  4. Step 4: Simplify right side
    6,128,715.60x = 33,129,964,068,136.56
  5. Step 5: Solve for x
    x = 33,129,964,068,136.56/6,128,715.60
  6. Step 6: Final answer
    x = 5,405,694.48

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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.