Home / 12,171,741.96-16,797,210.42-6,665,029.08

Finding the Fourth Proportional to 12,171,741.96, 16,797,210.42 and 6,665,029.08

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Solution

The fourth proportional to 12,171,741.96, 16,797,210.42 and 6,665,029.08 is: 9,197,853.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,171,741.96 : 16,797,210.42 = 6,665,029.08 : x
  2. Step 2: Convert to fraction form
    12,171,741.96/16,797,210.42 = 6,665,029.08/x
  3. Step 3: Cross multiply
    12,171,741.96x = 16,797,210.42 × 6,665,029.08
  4. Step 4: Simplify right side
    12,171,741.96x = 111,953,895,912,179.03
  5. Step 5: Solve for x
    x = 111,953,895,912,179.03/12,171,741.96
  6. Step 6: Final answer
    x = 9,197,853.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.