Home / 27,161,858.80-40,742,788.20-8,968,861.90

Finding the Fourth Proportional to 27,161,858.80, 40,742,788.20 and 8,968,861.90

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Solution

The fourth proportional to 27,161,858.80, 40,742,788.20 and 8,968,861.90 is: 13,453,292.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,161,858.80 : 40,742,788.20 = 8,968,861.90 : x
  2. Step 2: Convert to fraction form
    27,161,858.80/40,742,788.20 = 8,968,861.90/x
  3. Step 3: Cross multiply
    27,161,858.80x = 40,742,788.20 × 8,968,861.90
  4. Step 4: Simplify right side
    27,161,858.80x = 365,416,440,786,749.62
  5. Step 5: Solve for x
    x = 365,416,440,786,749.62/27,161,858.80
  6. Step 6: Final answer
    x = 13,453,292.85

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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.