Home / 14,342,675-19,792,891.90-7,904,147

Finding the Fourth Proportional to 14,342,675, 19,792,891.90 and 7,904,147

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Solution

The fourth proportional to 14,342,675, 19,792,891.90 and 7,904,147 is: 10,907,723.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,675 : 19,792,891.90 = 7,904,147 : x
  2. Step 2: Convert to fraction form
    14,342,675/19,792,891.90 = 7,904,147/x
  3. Step 3: Cross multiply
    14,342,675x = 19,792,891.90 × 7,904,147
  4. Step 4: Simplify right side
    14,342,675x = 156,445,927,132,709.28
  5. Step 5: Solve for x
    x = 156,445,927,132,709.28/14,342,675
  6. Step 6: Final answer
    x = 10,907,723.08

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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.