Home / 12,103,447.75-16,702,764.09-6,876,464.97

Finding the Fourth Proportional to 12,103,447.75, 16,702,764.09 and 6,876,464.97

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Solution

The fourth proportional to 12,103,447.75, 16,702,764.09 and 6,876,464.97 is: 9,489,525.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,103,447.75 : 16,702,764.09 = 6,876,464.97 : x
  2. Step 2: Convert to fraction form
    12,103,447.75/16,702,764.09 = 6,876,464.97/x
  3. Step 3: Cross multiply
    12,103,447.75x = 16,702,764.09 × 6,876,464.97
  4. Step 4: Simplify right side
    12,103,447.75x = 114,855,972,167,058.92
  5. Step 5: Solve for x
    x = 114,855,972,167,058.92/12,103,447.75
  6. Step 6: Final answer
    x = 9,489,525.18

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1.5x scale

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.