Home / 12,516,682.20-18,747,029.70-10,277,194.20

Finding the Fourth Proportional to 12,516,682.20, 18,747,029.70 and 10,277,194.20

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Solution

The fourth proportional to 12,516,682.20, 18,747,029.70 and 10,277,194.20 is: 15,392,806.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,516,682.20 : 18,747,029.70 = 10,277,194.20 : x
  2. Step 2: Convert to fraction form
    12,516,682.20/18,747,029.70 = 10,277,194.20/x
  3. Step 3: Cross multiply
    12,516,682.20x = 18,747,029.70 × 10,277,194.20
  4. Step 4: Simplify right side
    12,516,682.20x = 192,666,864,900,067.72
  5. Step 5: Solve for x
    x = 192,666,864,900,067.72/12,516,682.20
  6. Step 6: Final answer
    x = 15,392,806.32

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1.5x scale

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.