Home / 13,465,366.32-20,200,683.60-4,945,766.88

Finding the Fourth Proportional to 13,465,366.32, 20,200,683.60 and 4,945,766.88

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Solution

The fourth proportional to 13,465,366.32, 20,200,683.60 and 4,945,766.88 is: 7,419,617.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,465,366.32 : 20,200,683.60 = 4,945,766.88 : x
  2. Step 2: Convert to fraction form
    13,465,366.32/20,200,683.60 = 4,945,766.88/x
  3. Step 3: Cross multiply
    13,465,366.32x = 20,200,683.60 × 4,945,766.88
  4. Step 4: Simplify right side
    13,465,366.32x = 99,907,871,902,239.17
  5. Step 5: Solve for x
    x = 99,907,871,902,239.17/13,465,366.32
  6. Step 6: Final answer
    x = 7,419,617.82

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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.