Home / 7,737,143.46-11,605,003.53-2,618,988.35

Finding the Fourth Proportional to 7,737,143.46, 11,605,003.53 and 2,618,988.35

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Solution

The fourth proportional to 7,737,143.46, 11,605,003.53 and 2,618,988.35 is: 3,928,241.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,737,143.46 : 11,605,003.53 = 2,618,988.35 : x
  2. Step 2: Convert to fraction form
    7,737,143.46/11,605,003.53 = 2,618,988.35/x
  3. Step 3: Cross multiply
    7,737,143.46x = 11,605,003.53 × 2,618,988.35
  4. Step 4: Simplify right side
    7,737,143.46x = 30,393,369,046,778.88
  5. Step 5: Solve for x
    x = 30,393,369,046,778.88/7,737,143.46
  6. Step 6: Final answer
    x = 3,928,241.63

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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.