Home / 18,674,436.51-25,770,670.61-10,414,506.56

Finding the Fourth Proportional to 18,674,436.51, 25,770,670.61 and 10,414,506.56

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Solution

The fourth proportional to 18,674,436.51, 25,770,670.61 and 10,414,506.56 is: 14,371,990.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,674,436.51 : 25,770,670.61 = 10,414,506.56 : x
  2. Step 2: Convert to fraction form
    18,674,436.51/25,770,670.61 = 10,414,506.56/x
  3. Step 3: Cross multiply
    18,674,436.51x = 25,770,670.61 × 10,414,506.56
  4. Step 4: Simplify right side
    18,674,436.51x = 268,388,817,942,518.31
  5. Step 5: Solve for x
    x = 268,388,817,942,518.31/18,674,436.51
  6. Step 6: Final answer
    x = 14,371,990.17

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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.