Home / 8,439,999.14-12,644,777.18-5,195,890.82

Finding the Fourth Proportional to 8,439,999.14, 12,644,777.18 and 5,195,890.82

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Solution

The fourth proportional to 8,439,999.14, 12,644,777.18 and 5,195,890.82 is: 7,784,465.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,439,999.14 : 12,644,777.18 = 5,195,890.82 : x
  2. Step 2: Convert to fraction form
    8,439,999.14/12,644,777.18 = 5,195,890.82/x
  3. Step 3: Cross multiply
    8,439,999.14x = 12,644,777.18 × 5,195,890.82
  4. Step 4: Simplify right side
    8,439,999.14x = 65,700,881,620,273.33
  5. Step 5: Solve for x
    x = 65,700,881,620,273.33/8,439,999.14
  6. Step 6: Final answer
    x = 7,784,465.44

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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.