Home / 9,906,661.40-14,842,277.40-8,489,485.40

Finding the Fourth Proportional to 9,906,661.40, 14,842,277.40 and 8,489,485.40

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Solution

The fourth proportional to 9,906,661.40, 14,842,277.40 and 8,489,485.40 is: 12,719,047.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,906,661.40 : 14,842,277.40 = 8,489,485.40 : x
  2. Step 2: Convert to fraction form
    9,906,661.40/14,842,277.40 = 8,489,485.40/x
  3. Step 3: Cross multiply
    9,906,661.40x = 14,842,277.40 × 8,489,485.40
  4. Step 4: Simplify right side
    9,906,661.40x = 126,003,297,290,049.97
  5. Step 5: Solve for x
    x = 126,003,297,290,049.97/9,906,661.40
  6. Step 6: Final answer
    x = 12,719,047.54

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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.