Home / 11,116,461.78-16,676,286.45-3,440,780.69

Finding the Fourth Proportional to 11,116,461.78, 16,676,286.45 and 3,440,780.69

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Solution

The fourth proportional to 11,116,461.78, 16,676,286.45 and 3,440,780.69 is: 5,161,664.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,116,461.78 : 16,676,286.45 = 3,440,780.69 : x
  2. Step 2: Convert to fraction form
    11,116,461.78/16,676,286.45 = 3,440,780.69/x
  3. Step 3: Cross multiply
    11,116,461.78x = 16,676,286.45 × 3,440,780.69
  4. Step 4: Simplify right side
    11,116,461.78x = 57,379,444,398,068.65
  5. Step 5: Solve for x
    x = 57,379,444,398,068.65/11,116,461.78
  6. Step 6: Final answer
    x = 5,161,664.34

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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.