Home / 18,510,879.36-25,545,816.51-10,250,941.65

Finding the Fourth Proportional to 18,510,879.36, 25,545,816.51 and 10,250,941.65

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Solution

The fourth proportional to 18,510,879.36, 25,545,816.51 and 10,250,941.65 is: 14,146,744.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,510,879.36 : 25,545,816.51 = 10,250,941.65 : x
  2. Step 2: Convert to fraction form
    18,510,879.36/25,545,816.51 = 10,250,941.65/x
  3. Step 3: Cross multiply
    18,510,879.36x = 25,545,816.51 × 10,250,941.65
  4. Step 4: Simplify right side
    18,510,879.36x = 261,868,674,311,378.81
  5. Step 5: Solve for x
    x = 261,868,674,311,378.81/18,510,879.36
  6. Step 6: Final answer
    x = 14,146,744.15

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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.