Home / 6,441,823.20-9,662,482.31-2,181,991.29

Finding the Fourth Proportional to 6,441,823.20, 9,662,482.31 and 2,181,991.29

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Solution

The fourth proportional to 6,441,823.20, 9,662,482.31 and 2,181,991.29 is: 3,272,901.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,441,823.20 : 9,662,482.31 = 2,181,991.29 : x
  2. Step 2: Convert to fraction form
    6,441,823.20/9,662,482.31 = 2,181,991.29/x
  3. Step 3: Cross multiply
    6,441,823.20x = 9,662,482.31 × 2,181,991.29
  4. Step 4: Simplify right side
    6,441,823.20x = 21,083,452,229,289.12
  5. Step 5: Solve for x
    x = 21,083,452,229,289.12/6,441,823.20
  6. Step 6: Final answer
    x = 3,272,901.41

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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.