Home / 6,982,910.52-9,634,972.31-4,081,740.21

Finding the Fourth Proportional to 6,982,910.52, 9,634,972.31 and 4,081,740.21

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Solution

The fourth proportional to 6,982,910.52, 9,634,972.31 and 4,081,740.21 is: 5,631,957.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,982,910.52 : 9,634,972.31 = 4,081,740.21 : x
  2. Step 2: Convert to fraction form
    6,982,910.52/9,634,972.31 = 4,081,740.21/x
  3. Step 3: Cross multiply
    6,982,910.52x = 9,634,972.31 × 4,081,740.21
  4. Step 4: Simplify right side
    6,982,910.52x = 39,327,453,879,554.88
  5. Step 5: Solve for x
    x = 39,327,453,879,554.88/6,982,910.52
  6. Step 6: Final answer
    x = 5,631,957.30

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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.