Home / 18,534,498.40-27,801,747.60-15,322,232.80

Finding the Fourth Proportional to 18,534,498.40, 27,801,747.60 and 15,322,232.80

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Solution

The fourth proportional to 18,534,498.40, 27,801,747.60 and 15,322,232.80 is: 22,983,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,534,498.40 : 27,801,747.60 = 15,322,232.80 : x
  2. Step 2: Convert to fraction form
    18,534,498.40/27,801,747.60 = 15,322,232.80/x
  3. Step 3: Cross multiply
    18,534,498.40x = 27,801,747.60 × 15,322,232.80
  4. Step 4: Simplify right side
    18,534,498.40x = 425,984,848,974,041.31
  5. Step 5: Solve for x
    x = 425,984,848,974,041.31/18,534,498.40
  6. Step 6: Final answer
    x = 22,983,349.20

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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.