Home / 20,441,382.80-30,662,074.23-8,308,003.52

Finding the Fourth Proportional to 20,441,382.80, 30,662,074.23 and 8,308,003.52

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Solution

The fourth proportional to 20,441,382.80, 30,662,074.23 and 8,308,003.52 is: 12,462,005.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,441,382.80 : 30,662,074.23 = 8,308,003.52 : x
  2. Step 2: Convert to fraction form
    20,441,382.80/30,662,074.23 = 8,308,003.52/x
  3. Step 3: Cross multiply
    20,441,382.80x = 30,662,074.23 × 8,308,003.52
  4. Step 4: Simplify right side
    20,441,382.80x = 254,740,620,633,341.28
  5. Step 5: Solve for x
    x = 254,740,620,633,341.28/20,441,382.80
  6. Step 6: Final answer
    x = 12,462,005.29

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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.