Home / 12,394,612.17-17,103,206.57-7,166,829.24

Finding the Fourth Proportional to 12,394,612.17, 17,103,206.57 and 7,166,829.24

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Solution

The fourth proportional to 12,394,612.17, 17,103,206.57 and 7,166,829.24 is: 9,889,438.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,394,612.17 : 17,103,206.57 = 7,166,829.24 : x
  2. Step 2: Convert to fraction form
    12,394,612.17/17,103,206.57 = 7,166,829.24/x
  3. Step 3: Cross multiply
    12,394,612.17x = 17,103,206.57 × 7,166,829.24
  4. Step 4: Simplify right side
    12,394,612.17x = 122,575,760,907,801.97
  5. Step 5: Solve for x
    x = 122,575,760,907,801.97/12,394,612.17
  6. Step 6: Final answer
    x = 9,889,438.99

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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.