Home / 7,683,960.20-11,524,677.80-2,758,972.58

Finding the Fourth Proportional to 7,683,960.20, 11,524,677.80 and 2,758,972.58

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Solution

The fourth proportional to 7,683,960.20, 11,524,677.80 and 2,758,972.58 is: 4,138,005.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,683,960.20 : 11,524,677.80 = 2,758,972.58 : x
  2. Step 2: Convert to fraction form
    7,683,960.20/11,524,677.80 = 2,758,972.58/x
  3. Step 3: Cross multiply
    7,683,960.20x = 11,524,677.80 × 2,758,972.58
  4. Step 4: Simplify right side
    7,683,960.20x = 31,796,270,058,551.55
  5. Step 5: Solve for x
    x = 31,796,270,058,551.55/7,683,960.20
  6. Step 6: Final answer
    x = 4,138,005.57

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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.