Home / 30,138,047.52-41,591,025.36-16,387,104.48

Finding the Fourth Proportional to 30,138,047.52, 41,591,025.36 and 16,387,104.48

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Solution

The fourth proportional to 30,138,047.52, 41,591,025.36 and 16,387,104.48 is: 22,614,486.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,138,047.52 : 41,591,025.36 = 16,387,104.48 : x
  2. Step 2: Convert to fraction form
    30,138,047.52/41,591,025.36 = 16,387,104.48/x
  3. Step 3: Cross multiply
    30,138,047.52x = 41,591,025.36 × 16,387,104.48
  4. Step 4: Simplify right side
    30,138,047.52x = 681,556,478,004,649.62
  5. Step 5: Solve for x
    x = 681,556,478,004,649.62/30,138,047.52
  6. Step 6: Final answer
    x = 22,614,486.81

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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.