Home / 38,419,291.54-57,632,974.37-12,513,610.18

Finding the Fourth Proportional to 38,419,291.54, 57,632,974.37 and 12,513,610.18

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Solution

The fourth proportional to 38,419,291.54, 57,632,974.37 and 12,513,610.18 is: 18,771,730.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,419,291.54 : 57,632,974.37 = 12,513,610.18 : x
  2. Step 2: Convert to fraction form
    38,419,291.54/57,632,974.37 = 12,513,610.18/x
  3. Step 3: Cross multiply
    38,419,291.54x = 57,632,974.37 × 12,513,610.18
  4. Step 4: Simplify right side
    38,419,291.54x = 721,196,574,780,111
  5. Step 5: Solve for x
    x = 721,196,574,780,111/38,419,291.54
  6. Step 6: Final answer
    x = 18,771,730.19

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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.