Home / 38,538,178.25-57,813,747.10-19,108,363.19

Finding the Fourth Proportional to 38,538,178.25, 57,813,747.10 and 19,108,363.19

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Solution

The fourth proportional to 38,538,178.25, 57,813,747.10 and 19,108,363.19 is: 28,665,757.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,538,178.25 : 57,813,747.10 = 19,108,363.19 : x
  2. Step 2: Convert to fraction form
    38,538,178.25/57,813,747.10 = 19,108,363.19/x
  3. Step 3: Cross multiply
    38,538,178.25x = 57,813,747.10 × 19,108,363.19
  4. Step 4: Simplify right side
    38,538,178.25x = 1,104,726,076,624,769.50
  5. Step 5: Solve for x
    x = 1,104,726,076,624,769.50/38,538,178.25
  6. Step 6: Final answer
    x = 28,665,757.62

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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.