Home / 10,228,208.76-14,115,266.82-5,582,247.48

Finding the Fourth Proportional to 10,228,208.76, 14,115,266.82 and 5,582,247.48

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Solution

The fourth proportional to 10,228,208.76, 14,115,266.82 and 5,582,247.48 is: 7,703,686.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,228,208.76 : 14,115,266.82 = 5,582,247.48 : x
  2. Step 2: Convert to fraction form
    10,228,208.76/14,115,266.82 = 5,582,247.48/x
  3. Step 3: Cross multiply
    10,228,208.76x = 14,115,266.82 × 5,582,247.48
  4. Step 4: Simplify right side
    10,228,208.76x = 78,794,912,635,472.62
  5. Step 5: Solve for x
    x = 78,794,912,635,472.62/10,228,208.76
  6. Step 6: Final answer
    x = 7,703,686.39

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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.