Home / 10,228,206.72-14,115,264.21-5,582,245.98

Finding the Fourth Proportional to 10,228,206.72, 14,115,264.21 and 5,582,245.98

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Solution

The fourth proportional to 10,228,206.72, 14,115,264.21 and 5,582,245.98 is: 7,703,684.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,228,206.72 : 14,115,264.21 = 5,582,245.98 : x
  2. Step 2: Convert to fraction form
    10,228,206.72/14,115,264.21 = 5,582,245.98/x
  3. Step 3: Cross multiply
    10,228,206.72x = 14,115,264.21 × 5,582,245.98
  4. Step 4: Simplify right side
    10,228,206.72x = 78,794,876,892,910.39
  5. Step 5: Solve for x
    x = 78,794,876,892,910.39/10,228,206.72
  6. Step 6: Final answer
    x = 7,703,684.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.