Home / 18,674,439.51-25,770,674.73-10,414,509.57

Finding the Fourth Proportional to 18,674,439.51, 25,770,674.73 and 10,414,509.57

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Solution

The fourth proportional to 18,674,439.51, 25,770,674.73 and 10,414,509.57 is: 14,371,994.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,674,439.51 : 25,770,674.73 = 10,414,509.57 : x
  2. Step 2: Convert to fraction form
    18,674,439.51/25,770,674.73 = 10,414,509.57/x
  3. Step 3: Cross multiply
    18,674,439.51x = 25,770,674.73 × 10,414,509.57
  4. Step 4: Simplify right side
    18,674,439.51x = 268,388,938,600,942.19
  5. Step 5: Solve for x
    x = 268,388,938,600,942.19/18,674,439.51
  6. Step 6: Final answer
    x = 14,371,994.32

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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.