Home / 64,162,107.30-96,231,351.15-39,857,538.90

Finding the Fourth Proportional to 64,162,107.30, 96,231,351.15 and 39,857,538.90

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Solution

The fourth proportional to 64,162,107.30, 96,231,351.15 and 39,857,538.90 is: 59,778,972.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,162,107.30 : 96,231,351.15 = 39,857,538.90 : x
  2. Step 2: Convert to fraction form
    64,162,107.30/96,231,351.15 = 39,857,538.90/x
  3. Step 3: Cross multiply
    64,162,107.30x = 96,231,351.15 × 39,857,538.90
  4. Step 4: Simplify right side
    64,162,107.30x = 3,835,544,821,860,685
  5. Step 5: Solve for x
    x = 3,835,544,821,860,685/64,162,107.30
  6. Step 6: Final answer
    x = 59,778,972.10

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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.