Home / 21,498,794.28-32,247,990.72-8,716,260.36

Finding the Fourth Proportional to 21,498,794.28, 32,247,990.72 and 8,716,260.36

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Solution

The fourth proportional to 21,498,794.28, 32,247,990.72 and 8,716,260.36 is: 13,074,309.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,498,794.28 : 32,247,990.72 = 8,716,260.36 : x
  2. Step 2: Convert to fraction form
    21,498,794.28/32,247,990.72 = 8,716,260.36/x
  3. Step 3: Cross multiply
    21,498,794.28x = 32,247,990.72 × 8,716,260.36
  4. Step 4: Simplify right side
    21,498,794.28x = 281,081,883,202,383.84
  5. Step 5: Solve for x
    x = 281,081,883,202,383.84/21,498,794.28
  6. Step 6: Final answer
    x = 13,074,309.17

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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.