Home / 76,814,996.10-106,014,378.48-50,375,584.92

Finding the Fourth Proportional to 76,814,996.10, 106,014,378.48 and 50,375,584.92

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Solution

The fourth proportional to 76,814,996.10, 106,014,378.48 and 50,375,584.92 is: 69,524,657.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,814,996.10 : 106,014,378.48 = 50,375,584.92 : x
  2. Step 2: Convert to fraction form
    76,814,996.10/106,014,378.48 = 50,375,584.92/x
  3. Step 3: Cross multiply
    76,814,996.10x = 106,014,378.48 × 50,375,584.92
  4. Step 4: Simplify right side
    76,814,996.10x = 5,340,536,325,860,261
  5. Step 5: Solve for x
    x = 5,340,536,325,860,261/76,814,996.10
  6. Step 6: Final answer
    x = 69,524,657.91

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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.