Home / 13,555,101.30-20,332,522.35-3,320,006.10

Finding the Fourth Proportional to 13,555,101.30, 20,332,522.35 and 3,320,006.10

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Solution

The fourth proportional to 13,555,101.30, 20,332,522.35 and 3,320,006.10 is: 4,979,977.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,555,101.30 : 20,332,522.35 = 3,320,006.10 : x
  2. Step 2: Convert to fraction form
    13,555,101.30/20,332,522.35 = 3,320,006.10/x
  3. Step 3: Cross multiply
    13,555,101.30x = 20,332,522.35 × 3,320,006.10
  4. Step 4: Simplify right side
    13,555,101.30x = 67,504,098,230,386.34
  5. Step 5: Solve for x
    x = 67,504,098,230,386.34/13,555,101.30
  6. Step 6: Final answer
    x = 4,979,977.41

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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.