Home / 13,576,811.52-20,370,857.04-5,495,499.84

Finding the Fourth Proportional to 13,576,811.52, 20,370,857.04 and 5,495,499.84

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Solution

The fourth proportional to 13,576,811.52, 20,370,857.04 and 5,495,499.84 is: 8,245,532.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,576,811.52 : 20,370,857.04 = 5,495,499.84 : x
  2. Step 2: Convert to fraction form
    13,576,811.52/20,370,857.04 = 5,495,499.84/x
  3. Step 3: Cross multiply
    13,576,811.52x = 20,370,857.04 × 5,495,499.84
  4. Step 4: Simplify right side
    13,576,811.52x = 111,948,041,603,982.86
  5. Step 5: Solve for x
    x = 111,948,041,603,982.86/13,576,811.52
  6. Step 6: Final answer
    x = 8,245,532.57

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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.