Home / 54,435,769.20-81,653,653.80-18,533,977.20

Finding the Fourth Proportional to 54,435,769.20, 81,653,653.80 and 18,533,977.20

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Solution

The fourth proportional to 54,435,769.20, 81,653,653.80 and 18,533,977.20 is: 27,800,965.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,435,769.20 : 81,653,653.80 = 18,533,977.20 : x
  2. Step 2: Convert to fraction form
    54,435,769.20/81,653,653.80 = 18,533,977.20/x
  3. Step 3: Cross multiply
    54,435,769.20x = 81,653,653.80 × 18,533,977.20
  4. Step 4: Simplify right side
    54,435,769.20x = 1,513,366,957,825,893.25
  5. Step 5: Solve for x
    x = 1,513,366,957,825,893.25/54,435,769.20
  6. Step 6: Final answer
    x = 27,800,965.80

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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.