Home / 7,415,009.60-11,100,741.60-5,530,107.20

Finding the Fourth Proportional to 7,415,009.60, 11,100,741.60 and 5,530,107.20

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Solution

The fourth proportional to 7,415,009.60, 11,100,741.60 and 5,530,107.20 is: 8,278,922.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,415,009.60 : 11,100,741.60 = 5,530,107.20 : x
  2. Step 2: Convert to fraction form
    7,415,009.60/11,100,741.60 = 5,530,107.20/x
  3. Step 3: Cross multiply
    7,415,009.60x = 11,100,741.60 × 5,530,107.20
  4. Step 4: Simplify right side
    7,415,009.60x = 61,388,291,047,499.52
  5. Step 5: Solve for x
    x = 61,388,291,047,499.52/7,415,009.60
  6. Step 6: Final answer
    x = 8,278,922.67

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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.