Home / 18,072,857.81-24,940,977.08-9,813,268.22

Finding the Fourth Proportional to 18,072,857.81, 24,940,977.08 and 9,813,268.22

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Solution

The fourth proportional to 18,072,857.81, 24,940,977.08 and 9,813,268.22 is: 13,542,545.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,072,857.81 : 24,940,977.08 = 9,813,268.22 : x
  2. Step 2: Convert to fraction form
    18,072,857.81/24,940,977.08 = 9,813,268.22/x
  3. Step 3: Cross multiply
    18,072,857.81x = 24,940,977.08 × 9,813,268.22
  4. Step 4: Simplify right side
    18,072,857.81x = 244,752,497,654,740.69
  5. Step 5: Solve for x
    x = 244,752,497,654,740.69/18,072,857.81
  6. Step 6: Final answer
    x = 13,542,545.42

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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.