Home / 21,387,622.92-32,068,620.86-6,808,243.56

Finding the Fourth Proportional to 21,387,622.92, 32,068,620.86 and 6,808,243.56

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Solution

The fourth proportional to 21,387,622.92, 32,068,620.86 and 6,808,243.56 is: 10,208,286.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,387,622.92 : 32,068,620.86 = 6,808,243.56 : x
  2. Step 2: Convert to fraction form
    21,387,622.92/32,068,620.86 = 6,808,243.56/x
  3. Step 3: Cross multiply
    21,387,622.92x = 32,068,620.86 × 6,808,243.56
  4. Step 4: Simplify right side
    21,387,622.92x = 218,330,981,448,176.66
  5. Step 5: Solve for x
    x = 218,330,981,448,176.66/21,387,622.92
  6. Step 6: Final answer
    x = 10,208,286.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.