Home / 10,676,976.58-16,015,460.91-4,287,226.96

Finding the Fourth Proportional to 10,676,976.58, 16,015,460.91 and 4,287,226.96

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Solution

The fourth proportional to 10,676,976.58, 16,015,460.91 and 4,287,226.96 is: 6,430,838.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,676,976.58 : 16,015,460.91 = 4,287,226.96 : x
  2. Step 2: Convert to fraction form
    10,676,976.58/16,015,460.91 = 4,287,226.96/x
  3. Step 3: Cross multiply
    10,676,976.58x = 16,015,460.91 × 4,287,226.96
  4. Step 4: Simplify right side
    10,676,976.58x = 68,661,915,790,178.13
  5. Step 5: Solve for x
    x = 68,661,915,790,178.13/10,676,976.58
  6. Step 6: Final answer
    x = 6,430,838.85

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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.