Home / 18,965,251.56-26,172,129.62-10,263,424.94

Finding the Fourth Proportional to 18,965,251.56, 26,172,129.62 and 10,263,424.94

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Solution

The fourth proportional to 18,965,251.56, 26,172,129.62 and 10,263,424.94 is: 14,163,571.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,965,251.56 : 26,172,129.62 = 10,263,424.94 : x
  2. Step 2: Convert to fraction form
    18,965,251.56/26,172,129.62 = 10,263,424.94/x
  3. Step 3: Cross multiply
    18,965,251.56x = 26,172,129.62 × 10,263,424.94
  4. Step 4: Simplify right side
    18,965,251.56x = 268,615,687,874,820.72
  5. Step 5: Solve for x
    x = 268,615,687,874,820.72/18,965,251.56
  6. Step 6: Final answer
    x = 14,163,571.05

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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.