Home / 14,342,676-19,792,893.28-7,904,148

Finding the Fourth Proportional to 14,342,676, 19,792,893.28 and 7,904,148

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Solution

The fourth proportional to 14,342,676, 19,792,893.28 and 7,904,148 is: 10,907,724.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,676 : 19,792,893.28 = 7,904,148 : x
  2. Step 2: Convert to fraction form
    14,342,676/19,792,893.28 = 7,904,148/x
  3. Step 3: Cross multiply
    14,342,676x = 19,792,893.28 × 7,904,148
  4. Step 4: Simplify right side
    14,342,676x = 156,445,957,833,325.44
  5. Step 5: Solve for x
    x = 156,445,957,833,325.44/14,342,676
  6. Step 6: Final answer
    x = 10,907,724.46

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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.