Home / 10,787,249.70-16,180,874.55-9,863,460.90

Finding the Fourth Proportional to 10,787,249.70, 16,180,874.55 and 9,863,460.90

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Solution

The fourth proportional to 10,787,249.70, 16,180,874.55 and 9,863,460.90 is: 14,795,191.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787,249.70 : 16,180,874.55 = 9,863,460.90 : x
  2. Step 2: Convert to fraction form
    10,787,249.70/16,180,874.55 = 9,863,460.90/x
  3. Step 3: Cross multiply
    10,787,249.70x = 16,180,874.55 × 9,863,460.90
  4. Step 4: Simplify right side
    10,787,249.70x = 159,599,423,451,730.09
  5. Step 5: Solve for x
    x = 159,599,423,451,730.09/10,787,249.70
  6. Step 6: Final answer
    x = 14,795,191.35

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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.