Home / 27,658,281.96-38,167,428.56-15,268,109.26

Finding the Fourth Proportional to 27,658,281.96, 38,167,428.56 and 15,268,109.26

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Solution

The fourth proportional to 27,658,281.96, 38,167,428.56 and 15,268,109.26 is: 21,069,438.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,658,281.96 : 38,167,428.56 = 15,268,109.26 : x
  2. Step 2: Convert to fraction form
    27,658,281.96/38,167,428.56 = 15,268,109.26/x
  3. Step 3: Cross multiply
    27,658,281.96x = 38,167,428.56 × 15,268,109.26
  4. Step 4: Simplify right side
    27,658,281.96x = 582,744,469,427,324.50
  5. Step 5: Solve for x
    x = 582,744,469,427,324.50/27,658,281.96
  6. Step 6: Final answer
    x = 21,069,438.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.