Home / 15,942,361.10-23,917,336.21-5,159,661.96

Finding the Fourth Proportional to 15,942,361.10, 23,917,336.21 and 5,159,661.96

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Solution

The fourth proportional to 15,942,361.10, 23,917,336.21 and 5,159,661.96 is: 7,740,721.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,942,361.10 : 23,917,336.21 = 5,159,661.96 : x
  2. Step 2: Convert to fraction form
    15,942,361.10/23,917,336.21 = 5,159,661.96/x
  3. Step 3: Cross multiply
    15,942,361.10x = 23,917,336.21 × 5,159,661.96
  4. Step 4: Simplify right side
    15,942,361.10x = 123,405,369,707,680.89
  5. Step 5: Solve for x
    x = 123,405,369,707,680.89/15,942,361.10
  6. Step 6: Final answer
    x = 7,740,721.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.