Home / 53,302,904.45-79,954,145.49-16,914,132.48

Finding the Fourth Proportional to 53,302,904.45, 79,954,145.49 and 16,914,132.48

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Solution

The fourth proportional to 53,302,904.45, 79,954,145.49 and 16,914,132.48 is: 25,371,131.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,302,904.45 : 79,954,145.49 = 16,914,132.48 : x
  2. Step 2: Convert to fraction form
    53,302,904.45/79,954,145.49 = 16,914,132.48/x
  3. Step 3: Cross multiply
    53,302,904.45x = 79,954,145.49 × 16,914,132.48
  4. Step 4: Simplify right side
    53,302,904.45x = 1,352,355,008,784,174.75
  5. Step 5: Solve for x
    x = 1,352,355,008,784,174.75/53,302,904.45
  6. Step 6: Final answer
    x = 25,371,131.70

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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.