Home / 18,632,469.02-27,949,077.52-4,985,593.81

Finding the Fourth Proportional to 18,632,469.02, 27,949,077.52 and 4,985,593.81

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Solution

The fourth proportional to 18,632,469.02, 27,949,077.52 and 4,985,593.81 is: 7,478,490.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,632,469.02 : 27,949,077.52 = 4,985,593.81 : x
  2. Step 2: Convert to fraction form
    18,632,469.02/27,949,077.52 = 4,985,593.81/x
  3. Step 3: Cross multiply
    18,632,469.02x = 27,949,077.52 × 4,985,593.81
  4. Step 4: Simplify right side
    18,632,469.02x = 139,342,747,796,585.47
  5. Step 5: Solve for x
    x = 139,342,747,796,585.47/18,632,469.02
  6. Step 6: Final answer
    x = 7,478,490.78

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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.