Home / 6,661,739.12-9,993,991.08-2,672,962.16

Finding the Fourth Proportional to 6,661,739.12, 9,993,991.08 and 2,672,962.16

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Solution

The fourth proportional to 6,661,739.12, 9,993,991.08 and 2,672,962.16 is: 4,009,997.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,661,739.12 : 9,993,991.08 = 2,672,962.16 : x
  2. Step 2: Convert to fraction form
    6,661,739.12/9,993,991.08 = 2,672,962.16/x
  3. Step 3: Cross multiply
    6,661,739.12x = 9,993,991.08 × 2,672,962.16
  4. Step 4: Simplify right side
    6,661,739.12x = 26,713,559,984,217.54
  5. Step 5: Solve for x
    x = 26,713,559,984,217.54/6,661,739.12
  6. Step 6: Final answer
    x = 4,009,997.92

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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.