Home / 48,422,409.69-72,647,765.45-15,632,209.19

Finding the Fourth Proportional to 48,422,409.69, 72,647,765.45 and 15,632,209.19

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Solution

The fourth proportional to 48,422,409.69, 72,647,765.45 and 15,632,209.19 is: 23,452,882.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,422,409.69 : 72,647,765.45 = 15,632,209.19 : x
  2. Step 2: Convert to fraction form
    48,422,409.69/72,647,765.45 = 15,632,209.19/x
  3. Step 3: Cross multiply
    48,422,409.69x = 72,647,765.45 × 15,632,209.19
  4. Step 4: Simplify right side
    48,422,409.69x = 1,135,645,066,337,215.75
  5. Step 5: Solve for x
    x = 1,135,645,066,337,215.75/48,422,409.69
  6. Step 6: Final answer
    x = 23,452,882.12

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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.