Home / 11,687,321.80-17,522,688.30-5,300,633.80

Finding the Fourth Proportional to 11,687,321.80, 17,522,688.30 and 5,300,633.80

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Solution

The fourth proportional to 11,687,321.80, 17,522,688.30 and 5,300,633.80 is: 7,947,188.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,687,321.80 : 17,522,688.30 = 5,300,633.80 : x
  2. Step 2: Convert to fraction form
    11,687,321.80/17,522,688.30 = 5,300,633.80/x
  3. Step 3: Cross multiply
    11,687,321.80x = 17,522,688.30 × 5,300,633.80
  4. Step 4: Simplify right side
    11,687,321.80x = 92,881,353,869,844.55
  5. Step 5: Solve for x
    x = 92,881,353,869,844.55/11,687,321.80
  6. Step 6: Final answer
    x = 7,947,188.88

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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.