Home / 7,409,481.40-11,108,001.30-3,863,625.40

Finding the Fourth Proportional to 7,409,481.40, 11,108,001.30 and 3,863,625.40

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Solution

The fourth proportional to 7,409,481.40, 11,108,001.30 and 3,863,625.40 is: 5,792,194.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,409,481.40 : 11,108,001.30 = 3,863,625.40 : x
  2. Step 2: Convert to fraction form
    7,409,481.40/11,108,001.30 = 3,863,625.40/x
  3. Step 3: Cross multiply
    7,409,481.40x = 11,108,001.30 × 3,863,625.40
  4. Step 4: Simplify right side
    7,409,481.40x = 42,917,155,965,913.02
  5. Step 5: Solve for x
    x = 42,917,155,965,913.02/7,409,481.40
  6. Step 6: Final answer
    x = 5,792,194.30

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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.