Home / 79,627,684.23-109,904,126.27-52,109,669.25

Finding the Fourth Proportional to 79,627,684.23, 109,904,126.27 and 52,109,669.25

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Solution

The fourth proportional to 79,627,684.23, 109,904,126.27 and 52,109,669.25 is: 71,923,072.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,627,684.23 : 109,904,126.27 = 52,109,669.25 : x
  2. Step 2: Convert to fraction form
    79,627,684.23/109,904,126.27 = 52,109,669.25/x
  3. Step 3: Cross multiply
    79,627,684.23x = 109,904,126.27 × 52,109,669.25
  4. Step 4: Simplify right side
    79,627,684.23x = 5,727,067,668,879,388
  5. Step 5: Solve for x
    x = 5,727,067,668,879,388/79,627,684.23
  6. Step 6: Final answer
    x = 71,923,072.04

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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.