Home / 12,701,936.82-17,529,031.41-7,195,309.98

Finding the Fourth Proportional to 12,701,936.82, 17,529,031.41 and 7,195,309.98

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Solution

The fourth proportional to 12,701,936.82, 17,529,031.41 and 7,195,309.98 is: 9,929,730.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,701,936.82 : 17,529,031.41 = 7,195,309.98 : x
  2. Step 2: Convert to fraction form
    12,701,936.82/17,529,031.41 = 7,195,309.98/x
  3. Step 3: Cross multiply
    12,701,936.82x = 17,529,031.41 × 7,195,309.98
  4. Step 4: Simplify right side
    12,701,936.82x = 126,126,814,644,106.48
  5. Step 5: Solve for x
    x = 126,126,814,644,106.48/12,701,936.82
  6. Step 6: Final answer
    x = 9,929,730.91

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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.