Home / 16,907,510.21-23,332,409.30-9,172,552.55

Finding the Fourth Proportional to 16,907,510.21, 23,332,409.30 and 9,172,552.55

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Solution

The fourth proportional to 16,907,510.21, 23,332,409.30 and 9,172,552.55 is: 12,658,147.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,907,510.21 : 23,332,409.30 = 9,172,552.55 : x
  2. Step 2: Convert to fraction form
    16,907,510.21/23,332,409.30 = 9,172,552.55/x
  3. Step 3: Cross multiply
    16,907,510.21x = 23,332,409.30 × 9,172,552.55
  4. Step 4: Simplify right side
    16,907,510.21x = 214,017,750,328,628.03
  5. Step 5: Solve for x
    x = 214,017,750,328,628.03/16,907,510.21
  6. Step 6: Final answer
    x = 12,658,147.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.