Home / 25,613,443.80-38,422,856.38-8,342,990.46

Finding the Fourth Proportional to 25,613,443.80, 38,422,856.38 and 8,342,990.46

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Solution

The fourth proportional to 25,613,443.80, 38,422,856.38 and 8,342,990.46 is: 12,515,362.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,613,443.80 : 38,422,856.38 = 8,342,990.46 : x
  2. Step 2: Convert to fraction form
    25,613,443.80/38,422,856.38 = 8,342,990.46/x
  3. Step 3: Cross multiply
    25,613,443.80x = 38,422,856.38 × 8,342,990.46
  4. Step 4: Simplify right side
    25,613,443.80x = 320,561,524,224,290.12
  5. Step 5: Solve for x
    x = 320,561,524,224,290.12/25,613,443.80
  6. Step 6: Final answer
    x = 12,515,362.12

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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.