Home / 8,156,536.56-11,255,782.40-4,485,449.29

Finding the Fourth Proportional to 8,156,536.56, 11,255,782.40 and 4,485,449.29

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Solution

The fourth proportional to 8,156,536.56, 11,255,782.40 and 4,485,449.29 is: 6,189,789.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,156,536.56 : 11,255,782.40 = 4,485,449.29 : x
  2. Step 2: Convert to fraction form
    8,156,536.56/11,255,782.40 = 4,485,449.29/x
  3. Step 3: Cross multiply
    8,156,536.56x = 11,255,782.40 × 4,485,449.29
  4. Step 4: Simplify right side
    8,156,536.56x = 50,487,241,174,474.50
  5. Step 5: Solve for x
    x = 50,487,241,174,474.50/8,156,536.56
  6. Step 6: Final answer
    x = 6,189,789.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.