Home / 20,850,292.14-28,741,509.66-14,637,910.87

Finding the Fourth Proportional to 20,850,292.14, 28,741,509.66 and 14,637,910.87

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Solution

The fourth proportional to 20,850,292.14, 28,741,509.66 and 14,637,910.87 is: 20,177,926.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,850,292.14 : 28,741,509.66 = 14,637,910.87 : x
  2. Step 2: Convert to fraction form
    20,850,292.14/28,741,509.66 = 14,637,910.87/x
  3. Step 3: Cross multiply
    20,850,292.14x = 28,741,509.66 × 14,637,910.87
  4. Step 4: Simplify right side
    20,850,292.14x = 420,715,656,672,324
  5. Step 5: Solve for x
    x = 420,715,656,672,324/20,850,292.14
  6. Step 6: Final answer
    x = 20,177,926.23

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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.