Home / 18,747,957.87-28,121,736.33-14,226,772.77

Finding the Fourth Proportional to 18,747,957.87, 28,121,736.33 and 14,226,772.77

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Solution

The fourth proportional to 18,747,957.87, 28,121,736.33 and 14,226,772.77 is: 21,340,007.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,747,957.87 : 28,121,736.33 = 14,226,772.77 : x
  2. Step 2: Convert to fraction form
    18,747,957.87/28,121,736.33 = 14,226,772.77/x
  3. Step 3: Cross multiply
    18,747,957.87x = 28,121,736.33 × 14,226,772.77
  4. Step 4: Simplify right side
    18,747,957.87x = 400,081,552,664,763.69
  5. Step 5: Solve for x
    x = 400,081,552,664,763.69/18,747,957.87
  6. Step 6: Final answer
    x = 21,340,007.03

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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.