Home / 11,981,997.42-16,535,145.51-6,475,369.02

Finding the Fourth Proportional to 11,981,997.42, 16,535,145.51 and 6,475,369.02

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Solution

The fourth proportional to 11,981,997.42, 16,535,145.51 and 6,475,369.02 is: 8,936,003.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,981,997.42 : 16,535,145.51 = 6,475,369.02 : x
  2. Step 2: Convert to fraction form
    11,981,997.42/16,535,145.51 = 6,475,369.02/x
  3. Step 3: Cross multiply
    11,981,997.42x = 16,535,145.51 × 6,475,369.02
  4. Step 4: Simplify right side
    11,981,997.42x = 107,071,168,976,646.09
  5. Step 5: Solve for x
    x = 107,071,168,976,646.09/11,981,997.42
  6. Step 6: Final answer
    x = 8,936,003.34

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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.