Home / 14,342,700.25-19,792,926.75-7,904,172.25

Finding the Fourth Proportional to 14,342,700.25, 19,792,926.75 and 7,904,172.25

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Solution

The fourth proportional to 14,342,700.25, 19,792,926.75 and 7,904,172.25 is: 10,907,757.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,700.25 : 19,792,926.75 = 7,904,172.25 : x
  2. Step 2: Convert to fraction form
    14,342,700.25/19,792,926.75 = 7,904,172.25/x
  3. Step 3: Cross multiply
    14,342,700.25x = 19,792,926.75 × 7,904,172.25
  4. Step 4: Simplify right side
    14,342,700.25x = 156,446,702,363,632.69
  5. Step 5: Solve for x
    x = 156,446,702,363,632.69/14,342,700.25
  6. Step 6: Final answer
    x = 10,907,757.93

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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.