Home / 7,897,121.94-10,898,100.30-4,633,991.04

Finding the Fourth Proportional to 7,897,121.94, 10,898,100.30 and 4,633,991.04

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Solution

The fourth proportional to 7,897,121.94, 10,898,100.30 and 4,633,991.04 is: 6,394,949.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897,121.94 : 10,898,100.30 = 4,633,991.04 : x
  2. Step 2: Convert to fraction form
    7,897,121.94/10,898,100.30 = 4,633,991.04/x
  3. Step 3: Cross multiply
    7,897,121.94x = 10,898,100.30 × 4,633,991.04
  4. Step 4: Simplify right side
    7,897,121.94x = 50,501,699,143,221.31
  5. Step 5: Solve for x
    x = 50,501,699,143,221.31/7,897,121.94
  6. Step 6: Final answer
    x = 6,394,949.90

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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.