Home / 18,424,376.70-25,417,416.87-10,684,932.54

Finding the Fourth Proportional to 18,424,376.70, 25,417,416.87 and 10,684,932.54

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Solution

The fourth proportional to 18,424,376.70, 25,417,416.87 and 10,684,932.54 is: 14,740,438.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,424,376.70 : 25,417,416.87 = 10,684,932.54 : x
  2. Step 2: Convert to fraction form
    18,424,376.70/25,417,416.87 = 10,684,932.54/x
  3. Step 3: Cross multiply
    18,424,376.70x = 25,417,416.87 × 10,684,932.54
  4. Step 4: Simplify right side
    18,424,376.70x = 271,583,384,597,007.94
  5. Step 5: Solve for x
    x = 271,583,384,597,007.94/18,424,376.70
  6. Step 6: Final answer
    x = 14,740,438.12

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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.