Home / 7,276,816.78-10,912,863.27-2,417,818.38

Finding the Fourth Proportional to 7,276,816.78, 10,912,863.27 and 2,417,818.38

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Solution

The fourth proportional to 7,276,816.78, 10,912,863.27 and 2,417,818.38 is: 3,625,942.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276,816.78 : 10,912,863.27 = 2,417,818.38 : x
  2. Step 2: Convert to fraction form
    7,276,816.78/10,912,863.27 = 2,417,818.38/x
  3. Step 3: Cross multiply
    7,276,816.78x = 10,912,863.27 × 2,417,818.38
  4. Step 4: Simplify right side
    7,276,816.78x = 26,385,321,360,776.48
  5. Step 5: Solve for x
    x = 26,385,321,360,776.48/7,276,816.78
  6. Step 6: Final answer
    x = 3,625,942.79

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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.