Home / 12,191,952.54-18,275,127-4,102,119.66

Finding the Fourth Proportional to 12,191,952.54, 18,275,127 and 4,102,119.66

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Solution

The fourth proportional to 12,191,952.54, 18,275,127 and 4,102,119.66 is: 6,148,872.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,191,952.54 : 18,275,127 = 4,102,119.66 : x
  2. Step 2: Convert to fraction form
    12,191,952.54/18,275,127 = 4,102,119.66/x
  3. Step 3: Cross multiply
    12,191,952.54x = 18,275,127 × 4,102,119.66
  4. Step 4: Simplify right side
    12,191,952.54x = 74,966,757,755,696.83
  5. Step 5: Solve for x
    x = 74,966,757,755,696.83/12,191,952.54
  6. Step 6: Final answer
    x = 6,148,872.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.