Home / 21,594,321.45-32,391,481.98-7,217,389.23

Finding the Fourth Proportional to 21,594,321.45, 32,391,481.98 and 7,217,389.23

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Solution

The fourth proportional to 21,594,321.45, 32,391,481.98 and 7,217,389.23 is: 10,826,083.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,594,321.45 : 32,391,481.98 = 7,217,389.23 : x
  2. Step 2: Convert to fraction form
    21,594,321.45/32,391,481.98 = 7,217,389.23/x
  3. Step 3: Cross multiply
    21,594,321.45x = 32,391,481.98 × 7,217,389.23
  4. Step 4: Simplify right side
    21,594,321.45x = 233,781,933,186,191.09
  5. Step 5: Solve for x
    x = 233,781,933,186,191.09/21,594,321.45
  6. Step 6: Final answer
    x = 10,826,083.78

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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.