Home / 56,861,016.88-85,291,459.26-18,522,469.48

Finding the Fourth Proportional to 56,861,016.88, 85,291,459.26 and 18,522,469.48

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Solution

The fourth proportional to 56,861,016.88, 85,291,459.26 and 18,522,469.48 is: 27,783,682.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,861,016.88 : 85,291,459.26 = 18,522,469.48 : x
  2. Step 2: Convert to fraction form
    56,861,016.88/85,291,459.26 = 18,522,469.48/x
  3. Step 3: Cross multiply
    56,861,016.88x = 85,291,459.26 × 18,522,469.48
  4. Step 4: Simplify right side
    56,861,016.88x = 1,579,808,451,048,013.50
  5. Step 5: Solve for x
    x = 1,579,808,451,048,013.50/56,861,016.88
  6. Step 6: Final answer
    x = 27,783,682.70

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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.