Home / 10,808,992.36-16,215,801.50-3,985,585.17

Finding the Fourth Proportional to 10,808,992.36, 16,215,801.50 and 3,985,585.17

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Solution

The fourth proportional to 10,808,992.36, 16,215,801.50 and 3,985,585.17 is: 5,979,230.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808,992.36 : 16,215,801.50 = 3,985,585.17 : x
  2. Step 2: Convert to fraction form
    10,808,992.36/16,215,801.50 = 3,985,585.17/x
  3. Step 3: Cross multiply
    10,808,992.36x = 16,215,801.50 × 3,985,585.17
  4. Step 4: Simplify right side
    10,808,992.36x = 64,629,457,978,063.75
  5. Step 5: Solve for x
    x = 64,629,457,978,063.75/10,808,992.36
  6. Step 6: Final answer
    x = 5,979,230.61

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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.