Home / 8,808,786.49-13,208,907.90-5,166,706.48

Finding the Fourth Proportional to 8,808,786.49, 13,208,907.90 and 5,166,706.48

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Solution

The fourth proportional to 8,808,786.49, 13,208,907.90 and 5,166,706.48 is: 7,747,554.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,808,786.49 : 13,208,907.90 = 5,166,706.48 : x
  2. Step 2: Convert to fraction form
    8,808,786.49/13,208,907.90 = 5,166,706.48/x
  3. Step 3: Cross multiply
    8,808,786.49x = 13,208,907.90 × 5,166,706.48
  4. Step 4: Simplify right side
    8,808,786.49x = 68,246,550,101,306.19
  5. Step 5: Solve for x
    x = 68,246,550,101,306.19/8,808,786.49
  6. Step 6: Final answer
    x = 7,747,554.12

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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.