Home / 18,463,872.65-25,480,223.32-10,091,411.53

Finding the Fourth Proportional to 18,463,872.65, 25,480,223.32 and 10,091,411.53

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Solution

The fourth proportional to 18,463,872.65, 25,480,223.32 and 10,091,411.53 is: 13,926,191.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,463,872.65 : 25,480,223.32 = 10,091,411.53 : x
  2. Step 2: Convert to fraction form
    18,463,872.65/25,480,223.32 = 10,091,411.53/x
  3. Step 3: Cross multiply
    18,463,872.65x = 25,480,223.32 × 10,091,411.53
  4. Step 4: Simplify right side
    18,463,872.65x = 257,131,419,505,776.56
  5. Step 5: Solve for x
    x = 257,131,419,505,776.56/18,463,872.65
  6. Step 6: Final answer
    x = 13,926,191.13

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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.