Home / 54,703,202.40-81,942,829.20-27,792,021.60

Finding the Fourth Proportional to 54,703,202.40, 81,942,829.20 and 27,792,021.60

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Solution

The fourth proportional to 54,703,202.40, 81,942,829.20 and 27,792,021.60 is: 41,631,143.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,703,202.40 : 81,942,829.20 = 27,792,021.60 : x
  2. Step 2: Convert to fraction form
    54,703,202.40/81,942,829.20 = 27,792,021.60/x
  3. Step 3: Cross multiply
    54,703,202.40x = 81,942,829.20 × 27,792,021.60
  4. Step 4: Simplify right side
    54,703,202.40x = 2,277,356,879,091,511
  5. Step 5: Solve for x
    x = 2,277,356,879,091,511/54,703,202.40
  6. Step 6: Final answer
    x = 41,631,143.68

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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.