Home / 12,055,173.93-18,081,328.32-3,966,143.57

Finding the Fourth Proportional to 12,055,173.93, 18,081,328.32 and 3,966,143.57

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Solution

The fourth proportional to 12,055,173.93, 18,081,328.32 and 3,966,143.57 is: 5,948,744.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,055,173.93 : 18,081,328.32 = 3,966,143.57 : x
  2. Step 2: Convert to fraction form
    12,055,173.93/18,081,328.32 = 3,966,143.57/x
  3. Step 3: Cross multiply
    12,055,173.93x = 18,081,328.32 × 3,966,143.57
  4. Step 4: Simplify right side
    12,055,173.93x = 71,713,143,963,020.27
  5. Step 5: Solve for x
    x = 71,713,143,963,020.27/12,055,173.93
  6. Step 6: Final answer
    x = 5,948,744.03

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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.