Home / 13,444,132.80-20,166,199.20-3,858,657.60

Finding the Fourth Proportional to 13,444,132.80, 20,166,199.20 and 3,858,657.60

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Solution

The fourth proportional to 13,444,132.80, 20,166,199.20 and 3,858,657.60 is: 5,787,986.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444,132.80 : 20,166,199.20 = 3,858,657.60 : x
  2. Step 2: Convert to fraction form
    13,444,132.80/20,166,199.20 = 3,858,657.60/x
  3. Step 3: Cross multiply
    13,444,132.80x = 20,166,199.20 × 3,858,657.60
  4. Step 4: Simplify right side
    13,444,132.80x = 77,814,457,806,193.92
  5. Step 5: Solve for x
    x = 77,814,457,806,193.92/13,444,132.80
  6. Step 6: Final answer
    x = 5,787,986.40

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1.5x scale

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.