Home / 4,000,139.91-5,520,151.08-2,164,558.14

Finding the Fourth Proportional to 4,000,139.91, 5,520,151.08 and 2,164,558.14

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Solution

The fourth proportional to 4,000,139.91, 5,520,151.08 and 2,164,558.14 is: 2,987,067.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000,139.91 : 5,520,151.08 = 2,164,558.14 : x
  2. Step 2: Convert to fraction form
    4,000,139.91/5,520,151.08 = 2,164,558.14/x
  3. Step 3: Cross multiply
    4,000,139.91x = 5,520,151.08 × 2,164,558.14
  4. Step 4: Simplify right side
    4,000,139.91x = 11,948,687,954,243.79
  5. Step 5: Solve for x
    x = 11,948,687,954,243.79/4,000,139.91
  6. Step 6: Final answer
    x = 2,987,067.51

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1.5x scale

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.