Home / 13,425,960.88-20,145,239.88-6,694,899.76

Finding the Fourth Proportional to 13,425,960.88, 20,145,239.88 and 6,694,899.76

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Solution

The fourth proportional to 13,425,960.88, 20,145,239.88 and 6,694,899.76 is: 10,045,490.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,425,960.88 : 20,145,239.88 = 6,694,899.76 : x
  2. Step 2: Convert to fraction form
    13,425,960.88/20,145,239.88 = 6,694,899.76/x
  3. Step 3: Cross multiply
    13,425,960.88x = 20,145,239.88 × 6,694,899.76
  4. Step 4: Simplify right side
    13,425,960.88x = 134,870,361,637,754.42
  5. Step 5: Solve for x
    x = 134,870,361,637,754.42/13,425,960.88
  6. Step 6: Final answer
    x = 10,045,490.44

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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.