Home / 18,251,755.70-27,391,899.96-8,023,681.58

Finding the Fourth Proportional to 18,251,755.70, 27,391,899.96 and 8,023,681.58

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Solution

The fourth proportional to 18,251,755.70, 27,391,899.96 and 8,023,681.58 is: 12,041,794.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,251,755.70 : 27,391,899.96 = 8,023,681.58 : x
  2. Step 2: Convert to fraction form
    18,251,755.70/27,391,899.96 = 8,023,681.58/x
  3. Step 3: Cross multiply
    18,251,755.70x = 27,391,899.96 × 8,023,681.58
  4. Step 4: Simplify right side
    18,251,755.70x = 219,783,883,150,254.75
  5. Step 5: Solve for x
    x = 219,783,883,150,254.75/18,251,755.70
  6. Step 6: Final answer
    x = 12,041,794.05

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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.