Home / 18,207,562.68-27,315,411.30-6,848,109.72

Finding the Fourth Proportional to 18,207,562.68, 27,315,411.30 and 6,848,109.72

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Solution

The fourth proportional to 18,207,562.68, 27,315,411.30 and 6,848,109.72 is: 10,273,694.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,207,562.68 : 27,315,411.30 = 6,848,109.72 : x
  2. Step 2: Convert to fraction form
    18,207,562.68/27,315,411.30 = 6,848,109.72/x
  3. Step 3: Cross multiply
    18,207,562.68x = 27,315,411.30 × 6,848,109.72
  4. Step 4: Simplify right side
    18,207,562.68x = 187,058,933,629,327.84
  5. Step 5: Solve for x
    x = 187,058,933,629,327.84/18,207,562.68
  6. Step 6: Final answer
    x = 10,273,694.34

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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.