Home / 14,342,691-19,792,914.06-7,904,163

Finding the Fourth Proportional to 14,342,691, 19,792,914.06 and 7,904,163

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Solution

The fourth proportional to 14,342,691, 19,792,914.06 and 7,904,163 is: 10,907,745.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,691 : 19,792,914.06 = 7,904,163 : x
  2. Step 2: Convert to fraction form
    14,342,691/19,792,914.06 = 7,904,163/x
  3. Step 3: Cross multiply
    14,342,691x = 19,792,914.06 × 7,904,163
  4. Step 4: Simplify right side
    14,342,691x = 156,446,418,975,231.78
  5. Step 5: Solve for x
    x = 156,446,418,975,231.78/14,342,691
  6. Step 6: Final answer
    x = 10,907,745.20

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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.