Home / 52,084,942.82-71,870,614.98-28,557,288.34

Finding the Fourth Proportional to 52,084,942.82, 71,870,614.98 and 28,557,288.34

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Solution

The fourth proportional to 52,084,942.82, 71,870,614.98 and 28,557,288.34 is: 39,405,435.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,084,942.82 : 71,870,614.98 = 28,557,288.34 : x
  2. Step 2: Convert to fraction form
    52,084,942.82/71,870,614.98 = 28,557,288.34/x
  3. Step 3: Cross multiply
    52,084,942.82x = 71,870,614.98 × 28,557,288.34
  4. Step 4: Simplify right side
    52,084,942.82x = 2,052,429,875,156,983.50
  5. Step 5: Solve for x
    x = 2,052,429,875,156,983.50/52,084,942.82
  6. Step 6: Final answer
    x = 39,405,435.89

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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.