Home / 3,996,047.13-5,514,433.07-2,185,172.25

Finding the Fourth Proportional to 3,996,047.13, 5,514,433.07 and 2,185,172.25

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Solution

The fourth proportional to 3,996,047.13, 5,514,433.07 and 2,185,172.25 is: 3,015,476.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996,047.13 : 5,514,433.07 = 2,185,172.25 : x
  2. Step 2: Convert to fraction form
    3,996,047.13/5,514,433.07 = 2,185,172.25/x
  3. Step 3: Cross multiply
    3,996,047.13x = 5,514,433.07 × 2,185,172.25
  4. Step 4: Simplify right side
    3,996,047.13x = 12,049,986,108,120.45
  5. Step 5: Solve for x
    x = 12,049,986,108,120.45/3,996,047.13
  6. Step 6: Final answer
    x = 3,015,476.47

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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.