Home / 68,558,118.36-102,835,986.42-27,616,510.90

Finding the Fourth Proportional to 68,558,118.36, 102,835,986.42 and 27,616,510.90

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Solution

The fourth proportional to 68,558,118.36, 102,835,986.42 and 27,616,510.90 is: 41,424,286.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,558,118.36 : 102,835,986.42 = 27,616,510.90 : x
  2. Step 2: Convert to fraction form
    68,558,118.36/102,835,986.42 = 27,616,510.90/x
  3. Step 3: Cross multiply
    68,558,118.36x = 102,835,986.42 × 27,616,510.90
  4. Step 4: Simplify right side
    68,558,118.36x = 2,839,971,139,880,182
  5. Step 5: Solve for x
    x = 2,839,971,139,880,182/68,558,118.36
  6. Step 6: Final answer
    x = 41,424,286.54

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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.