Home / 74,526,640.32-111,800,458-25,997,416.48

Finding the Fourth Proportional to 74,526,640.32, 111,800,458 and 25,997,416.48

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Solution

The fourth proportional to 74,526,640.32, 111,800,458 and 25,997,416.48 is: 38,999,786.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,526,640.32 : 111,800,458 = 25,997,416.48 : x
  2. Step 2: Convert to fraction form
    74,526,640.32/111,800,458 = 25,997,416.48/x
  3. Step 3: Cross multiply
    74,526,640.32x = 111,800,458 × 25,997,416.48
  4. Step 4: Simplify right side
    74,526,640.32x = 2,906,523,069,280,748
  5. Step 5: Solve for x
    x = 2,906,523,069,280,748/74,526,640.32
  6. Step 6: Final answer
    x = 38,999,786.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.