Home / 12,080,474.94-16,671,058.11-6,647,966.94

Finding the Fourth Proportional to 12,080,474.94, 16,671,058.11 and 6,647,966.94

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Solution

The fourth proportional to 12,080,474.94, 16,671,058.11 and 6,647,966.94 is: 9,174,195.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080,474.94 : 16,671,058.11 = 6,647,966.94 : x
  2. Step 2: Convert to fraction form
    12,080,474.94/16,671,058.11 = 6,647,966.94/x
  3. Step 3: Cross multiply
    12,080,474.94x = 16,671,058.11 × 6,647,966.94
  4. Step 4: Simplify right side
    12,080,474.94x = 110,828,643,170,098.89
  5. Step 5: Solve for x
    x = 110,828,643,170,098.89/12,080,474.94
  6. Step 6: Final answer
    x = 9,174,195.86

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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.