Home / 12,179,767.82-16,805,943.32-6,950,388.38

Finding the Fourth Proportional to 12,179,767.82, 16,805,943.32 and 6,950,388.38

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Solution

The fourth proportional to 12,179,767.82, 16,805,943.32 and 6,950,388.38 is: 9,590,316.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,179,767.82 : 16,805,943.32 = 6,950,388.38 : x
  2. Step 2: Convert to fraction form
    12,179,767.82/16,805,943.32 = 6,950,388.38/x
  3. Step 3: Cross multiply
    12,179,767.82x = 16,805,943.32 × 6,950,388.38
  4. Step 4: Simplify right side
    12,179,767.82x = 116,807,833,141,627.75
  5. Step 5: Solve for x
    x = 116,807,833,141,627.75/12,179,767.82
  6. Step 6: Final answer
    x = 9,590,316.90

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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.