Home / 21,986,494.46-30,344,999.61-12,200,091.48

Finding the Fourth Proportional to 21,986,494.46, 30,344,999.61 and 12,200,091.48

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Solution

The fourth proportional to 21,986,494.46, 30,344,999.61 and 12,200,091.48 is: 16,838,144.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,986,494.46 : 30,344,999.61 = 12,200,091.48 : x
  2. Step 2: Convert to fraction form
    21,986,494.46/30,344,999.61 = 12,200,091.48/x
  3. Step 3: Cross multiply
    21,986,494.46x = 30,344,999.61 × 12,200,091.48
  4. Step 4: Simplify right side
    21,986,494.46x = 370,211,771,141,563.88
  5. Step 5: Solve for x
    x = 370,211,771,141,563.88/21,986,494.46
  6. Step 6: Final answer
    x = 16,838,144.52

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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.