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Finding the Fourth Proportional to 10,669,800.84, 16,006,367.96 and 3,479,662.48

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Solution

The fourth proportional to 10,669,800.84, 16,006,367.96 and 3,479,662.48 is: 5,220,037.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,669,800.84 : 16,006,367.96 = 3,479,662.48 : x
  2. Step 2: Convert to fraction form
    10,669,800.84/16,006,367.96 = 3,479,662.48/x
  3. Step 3: Cross multiply
    10,669,800.84x = 16,006,367.96 × 3,479,662.48
  4. Step 4: Simplify right side
    10,669,800.84x = 55,696,758,031,486.14
  5. Step 5: Solve for x
    x = 55,696,758,031,486.14/10,669,800.84
  6. Step 6: Final answer
    x = 5,220,037.27

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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.