Home / 21,921,620.80-32,882,431.20-10,584,212.80

Finding the Fourth Proportional to 21,921,620.80, 32,882,431.20 and 10,584,212.80

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Solution

The fourth proportional to 21,921,620.80, 32,882,431.20 and 10,584,212.80 is: 15,876,319.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,921,620.80 : 32,882,431.20 = 10,584,212.80 : x
  2. Step 2: Convert to fraction form
    21,921,620.80/32,882,431.20 = 10,584,212.80/x
  3. Step 3: Cross multiply
    21,921,620.80x = 32,882,431.20 × 10,584,212.80
  4. Step 4: Simplify right side
    21,921,620.80x = 348,034,649,202,159.38
  5. Step 5: Solve for x
    x = 348,034,649,202,159.38/21,921,620.80
  6. Step 6: Final answer
    x = 15,876,319.20

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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.