Home / 27,140,815.20-40,711,222.80-9,189,919.20

Finding the Fourth Proportional to 27,140,815.20, 40,711,222.80 and 9,189,919.20

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Solution

The fourth proportional to 27,140,815.20, 40,711,222.80 and 9,189,919.20 is: 13,784,878.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,140,815.20 : 40,711,222.80 = 9,189,919.20 : x
  2. Step 2: Convert to fraction form
    27,140,815.20/40,711,222.80 = 9,189,919.20/x
  3. Step 3: Cross multiply
    27,140,815.20x = 40,711,222.80 × 9,189,919.20
  4. Step 4: Simplify right side
    27,140,815.20x = 374,132,848,065,197.69
  5. Step 5: Solve for x
    x = 374,132,848,065,197.69/27,140,815.20
  6. Step 6: Final answer
    x = 13,784,878.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.