Home / 21,992,670.12-32,993,304.72-6,641,209.56

Finding the Fourth Proportional to 21,992,670.12, 32,993,304.72 and 6,641,209.56

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Solution

The fourth proportional to 21,992,670.12, 32,993,304.72 and 6,641,209.56 is: 9,963,112.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,992,670.12 : 32,993,304.72 = 6,641,209.56 : x
  2. Step 2: Convert to fraction form
    21,992,670.12/32,993,304.72 = 6,641,209.56/x
  3. Step 3: Cross multiply
    21,992,670.12x = 32,993,304.72 × 6,641,209.56
  4. Step 4: Simplify right side
    21,992,670.12x = 219,115,450,722,457.09
  5. Step 5: Solve for x
    x = 219,115,450,722,457.09/21,992,670.12
  6. Step 6: Final answer
    x = 9,963,112.69

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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.