Home / 54,829,016.31-82,242,890.39-13,330,127.60

Finding the Fourth Proportional to 54,829,016.31, 82,242,890.39 and 13,330,127.60

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Solution

The fourth proportional to 54,829,016.31, 82,242,890.39 and 13,330,127.60 is: 19,995,037.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,829,016.31 : 82,242,890.39 = 13,330,127.60 : x
  2. Step 2: Convert to fraction form
    54,829,016.31/82,242,890.39 = 13,330,127.60/x
  3. Step 3: Cross multiply
    54,829,016.31x = 82,242,890.39 × 13,330,127.60
  4. Step 4: Simplify right side
    54,829,016.31x = 1,096,308,222,613,648.75
  5. Step 5: Solve for x
    x = 1,096,308,222,613,648.75/54,829,016.31
  6. Step 6: Final answer
    x = 19,995,037.23

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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.