Home / 12,291,074.60-18,447,765.60-6,230,022.80

Finding the Fourth Proportional to 12,291,074.60, 18,447,765.60 and 6,230,022.80

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Solution

The fourth proportional to 12,291,074.60, 18,447,765.60 and 6,230,022.80 is: 9,350,687.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,074.60 : 18,447,765.60 = 6,230,022.80 : x
  2. Step 2: Convert to fraction form
    12,291,074.60/18,447,765.60 = 6,230,022.80/x
  3. Step 3: Cross multiply
    12,291,074.60x = 18,447,765.60 × 6,230,022.80
  4. Step 4: Simplify right side
    12,291,074.60x = 114,930,000,297,055.69
  5. Step 5: Solve for x
    x = 114,930,000,297,055.69/12,291,074.60
  6. Step 6: Final answer
    x = 9,350,687.72

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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.