Home / 20,940,095.64-31,410,143.46-6,563,238.78

Finding the Fourth Proportional to 20,940,095.64, 31,410,143.46 and 6,563,238.78

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Solution

The fourth proportional to 20,940,095.64, 31,410,143.46 and 6,563,238.78 is: 9,844,858.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,940,095.64 : 31,410,143.46 = 6,563,238.78 : x
  2. Step 2: Convert to fraction form
    20,940,095.64/31,410,143.46 = 6,563,238.78/x
  3. Step 3: Cross multiply
    20,940,095.64x = 31,410,143.46 × 6,563,238.78
  4. Step 4: Simplify right side
    20,940,095.64x = 206,152,271,642,035.41
  5. Step 5: Solve for x
    x = 206,152,271,642,035.41/20,940,095.64
  6. Step 6: Final answer
    x = 9,844,858.17

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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.