Home / 13,645,320.27-20,467,193.08-8,252,522.79

Finding the Fourth Proportional to 13,645,320.27, 20,467,193.08 and 8,252,522.79

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Solution

The fourth proportional to 13,645,320.27, 20,467,193.08 and 8,252,522.79 is: 12,378,308.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,645,320.27 : 20,467,193.08 = 8,252,522.79 : x
  2. Step 2: Convert to fraction form
    13,645,320.27/20,467,193.08 = 8,252,522.79/x
  3. Step 3: Cross multiply
    13,645,320.27x = 20,467,193.08 × 8,252,522.79
  4. Step 4: Simplify right side
    13,645,320.27x = 168,905,977,196,431.72
  5. Step 5: Solve for x
    x = 168,905,977,196,431.72/13,645,320.27
  6. Step 6: Final answer
    x = 12,378,308.01

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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.