Home / 53,302,906.45-79,954,148.49-16,914,134.48

Finding the Fourth Proportional to 53,302,906.45, 79,954,148.49 and 16,914,134.48

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Solution

The fourth proportional to 53,302,906.45, 79,954,148.49 and 16,914,134.48 is: 25,371,134.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,302,906.45 : 79,954,148.49 = 16,914,134.48 : x
  2. Step 2: Convert to fraction form
    53,302,906.45/79,954,148.49 = 16,914,134.48/x
  3. Step 3: Cross multiply
    53,302,906.45x = 79,954,148.49 × 16,914,134.48
  4. Step 4: Simplify right side
    53,302,906.45x = 1,352,355,219,793,749
  5. Step 5: Solve for x
    x = 1,352,355,219,793,749/53,302,906.45
  6. Step 6: Final answer
    x = 25,371,134.71

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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.