Home / 13,471,302.20-20,206,953.30-6,651,142.70

Finding the Fourth Proportional to 13,471,302.20, 20,206,953.30 and 6,651,142.70

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Solution

The fourth proportional to 13,471,302.20, 20,206,953.30 and 6,651,142.70 is: 9,976,714.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471,302.20 : 20,206,953.30 = 6,651,142.70 : x
  2. Step 2: Convert to fraction form
    13,471,302.20/20,206,953.30 = 6,651,142.70/x
  3. Step 3: Cross multiply
    13,471,302.20x = 20,206,953.30 × 6,651,142.70
  4. Step 4: Simplify right side
    13,471,302.20x = 134,399,329,930,535.92
  5. Step 5: Solve for x
    x = 134,399,329,930,535.92/13,471,302.20
  6. Step 6: Final answer
    x = 9,976,714.05

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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.