Home / 11,878,819.06-16,392,770.31-6,446,311.06

Finding the Fourth Proportional to 11,878,819.06, 16,392,770.31 and 6,446,311.06

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Solution

The fourth proportional to 11,878,819.06, 16,392,770.31 and 6,446,311.06 is: 8,895,909.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,878,819.06 : 16,392,770.31 = 6,446,311.06 : x
  2. Step 2: Convert to fraction form
    11,878,819.06/16,392,770.31 = 6,446,311.06/x
  3. Step 3: Cross multiply
    11,878,819.06x = 16,392,770.31 × 6,446,311.06
  4. Step 4: Simplify right side
    11,878,819.06x = 105,672,896,553,392.62
  5. Step 5: Solve for x
    x = 105,672,896,553,392.62/11,878,819.06
  6. Step 6: Final answer
    x = 8,895,909.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.