Home / 13,354,662.30-20,031,372.88-5,570,363.85

Finding the Fourth Proportional to 13,354,662.30, 20,031,372.88 and 5,570,363.85

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Solution

The fourth proportional to 13,354,662.30, 20,031,372.88 and 5,570,363.85 is: 8,355,286.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,354,662.30 : 20,031,372.88 = 5,570,363.85 : x
  2. Step 2: Convert to fraction form
    13,354,662.30/20,031,372.88 = 5,570,363.85/x
  3. Step 3: Cross multiply
    13,354,662.30x = 20,031,372.88 × 5,570,363.85
  4. Step 4: Simplify right side
    13,354,662.30x = 111,582,035,356,622.38
  5. Step 5: Solve for x
    x = 111,582,035,356,622.38/13,354,662.30
  6. Step 6: Final answer
    x = 8,355,286.93

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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.