Home / 55,014,735.20-82,493,072.40-18,610,613.60

Finding the Fourth Proportional to 55,014,735.20, 82,493,072.40 and 18,610,613.60

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Solution

The fourth proportional to 55,014,735.20, 82,493,072.40 and 18,610,613.60 is: 27,906,099.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,014,735.20 : 82,493,072.40 = 18,610,613.60 : x
  2. Step 2: Convert to fraction form
    55,014,735.20/82,493,072.40 = 18,610,613.60/x
  3. Step 3: Cross multiply
    55,014,735.20x = 82,493,072.40 × 18,610,613.60
  4. Step 4: Simplify right side
    55,014,735.20x = 1,535,246,695,113,224.75
  5. Step 5: Solve for x
    x = 1,535,246,695,113,224.75/55,014,735.20
  6. Step 6: Final answer
    x = 27,906,099.88

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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.