Home / 13,530,495.99-20,298,729.24-3,946,624.59

Finding the Fourth Proportional to 13,530,495.99, 20,298,729.24 and 3,946,624.59

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Solution

The fourth proportional to 13,530,495.99, 20,298,729.24 and 3,946,624.59 is: 5,920,807.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,530,495.99 : 20,298,729.24 = 3,946,624.59 : x
  2. Step 2: Convert to fraction form
    13,530,495.99/20,298,729.24 = 3,946,624.59/x
  3. Step 3: Cross multiply
    13,530,495.99x = 20,298,729.24 × 3,946,624.59
  4. Step 4: Simplify right side
    13,530,495.99x = 80,111,463,964,336
  5. Step 5: Solve for x
    x = 80,111,463,964,336/13,530,495.99
  6. Step 6: Final answer
    x = 5,920,807.64

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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.