Home / 18,940,453.17-28,411,209.09-6,160,957.92

Finding the Fourth Proportional to 18,940,453.17, 28,411,209.09 and 6,160,957.92

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Solution

The fourth proportional to 18,940,453.17, 28,411,209.09 and 6,160,957.92 is: 9,241,609.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,940,453.17 : 28,411,209.09 = 6,160,957.92 : x
  2. Step 2: Convert to fraction form
    18,940,453.17/28,411,209.09 = 6,160,957.92/x
  3. Step 3: Cross multiply
    18,940,453.17x = 28,411,209.09 × 6,160,957.92
  4. Step 4: Simplify right side
    18,940,453.17x = 175,040,263,629,006.72
  5. Step 5: Solve for x
    x = 175,040,263,629,006.72/18,940,453.17
  6. Step 6: Final answer
    x = 9,241,609.06

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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.