Home / 13,398,795.28-20,098,317.30-3,814,173.46

Finding the Fourth Proportional to 13,398,795.28, 20,098,317.30 and 3,814,173.46

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Solution

The fourth proportional to 13,398,795.28, 20,098,317.30 and 3,814,173.46 is: 5,721,295.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,398,795.28 : 20,098,317.30 = 3,814,173.46 : x
  2. Step 2: Convert to fraction form
    13,398,795.28/20,098,317.30 = 3,814,173.46/x
  3. Step 3: Cross multiply
    13,398,795.28x = 20,098,317.30 × 3,814,173.46
  4. Step 4: Simplify right side
    13,398,795.28x = 76,658,468,436,318.86
  5. Step 5: Solve for x
    x = 76,658,468,436,318.86/13,398,795.28
  6. Step 6: Final answer
    x = 5,721,295.60

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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.