Home / 81,198,060.46-112,042,998.57-46,393,005.22

Finding the Fourth Proportional to 81,198,060.46, 112,042,998.57 and 46,393,005.22

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Solution

The fourth proportional to 81,198,060.46, 112,042,998.57 and 46,393,005.22 is: 64,016,448.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,198,060.46 : 112,042,998.57 = 46,393,005.22 : x
  2. Step 2: Convert to fraction form
    81,198,060.46/112,042,998.57 = 46,393,005.22/x
  3. Step 3: Cross multiply
    81,198,060.46x = 112,042,998.57 × 46,393,005.22
  4. Step 4: Simplify right side
    81,198,060.46x = 5,198,011,417,522,462
  5. Step 5: Solve for x
    x = 5,198,011,417,522,462/81,198,060.46
  6. Step 6: Final answer
    x = 64,016,448.03

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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.