Home / 6,921,234.22-9,551,012.32-3,980,829.26

Finding the Fourth Proportional to 6,921,234.22, 9,551,012.32 and 3,980,829.26

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Solution

The fourth proportional to 6,921,234.22, 9,551,012.32 and 3,980,829.26 is: 5,493,377.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,921,234.22 : 9,551,012.32 = 3,980,829.26 : x
  2. Step 2: Convert to fraction form
    6,921,234.22/9,551,012.32 = 3,980,829.26/x
  3. Step 3: Cross multiply
    6,921,234.22x = 9,551,012.32 × 3,980,829.26
  4. Step 4: Simplify right side
    6,921,234.22x = 38,020,949,306,076.48
  5. Step 5: Solve for x
    x = 38,020,949,306,076.48/6,921,234.22
  6. Step 6: Final answer
    x = 5,493,377.06

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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.