Home / 6,376,957.62-9,563,356.35-2,115,981.78

Finding the Fourth Proportional to 6,376,957.62, 9,563,356.35 and 2,115,981.78

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Solution

The fourth proportional to 6,376,957.62, 9,563,356.35 and 2,115,981.78 is: 3,173,282.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,376,957.62 : 9,563,356.35 = 2,115,981.78 : x
  2. Step 2: Convert to fraction form
    6,376,957.62/9,563,356.35 = 2,115,981.78/x
  3. Step 3: Cross multiply
    6,376,957.62x = 9,563,356.35 × 2,115,981.78
  4. Step 4: Simplify right side
    6,376,957.62x = 20,235,887,792,247.30
  5. Step 5: Solve for x
    x = 20,235,887,792,247.30/6,376,957.62
  6. Step 6: Final answer
    x = 3,173,282.46

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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.