Home / 12,701,937.82-17,529,032.79-7,195,310.98

Finding the Fourth Proportional to 12,701,937.82, 17,529,032.79 and 7,195,310.98

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Solution

The fourth proportional to 12,701,937.82, 17,529,032.79 and 7,195,310.98 is: 9,929,732.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,701,937.82 : 17,529,032.79 = 7,195,310.98 : x
  2. Step 2: Convert to fraction form
    12,701,937.82/17,529,032.79 = 7,195,310.98/x
  3. Step 3: Cross multiply
    12,701,937.82x = 17,529,032.79 × 7,195,310.98
  4. Step 4: Simplify right side
    12,701,937.82x = 126,126,842,102,667.03
  5. Step 5: Solve for x
    x = 126,126,842,102,667.03/12,701,937.82
  6. Step 6: Final answer
    x = 9,929,732.29

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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.