Home / 11,919,194.80-16,437,054.32-8,007,789.04

Finding the Fourth Proportional to 11,919,194.80, 16,437,054.32 and 8,007,789.04

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Solution

The fourth proportional to 11,919,194.80, 16,437,054.32 and 8,007,789.04 is: 11,043,066.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,919,194.80 : 16,437,054.32 = 8,007,789.04 : x
  2. Step 2: Convert to fraction form
    11,919,194.80/16,437,054.32 = 8,007,789.04/x
  3. Step 3: Cross multiply
    11,919,194.80x = 16,437,054.32 × 8,007,789.04
  4. Step 4: Simplify right side
    11,919,194.80x = 131,624,463,433,580.66
  5. Step 5: Solve for x
    x = 131,624,463,433,580.66/11,919,194.80
  6. Step 6: Final answer
    x = 11,043,066.72

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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.