Home / 11,101,097.70-16,651,646.55-6,318,128.70

Finding the Fourth Proportional to 11,101,097.70, 16,651,646.55 and 6,318,128.70

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Solution

The fourth proportional to 11,101,097.70, 16,651,646.55 and 6,318,128.70 is: 9,477,193.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,101,097.70 : 16,651,646.55 = 6,318,128.70 : x
  2. Step 2: Convert to fraction form
    11,101,097.70/16,651,646.55 = 6,318,128.70/x
  3. Step 3: Cross multiply
    11,101,097.70x = 16,651,646.55 × 6,318,128.70
  4. Step 4: Simplify right side
    11,101,097.70x = 105,207,245,969,811
  5. Step 5: Solve for x
    x = 105,207,245,969,811/11,101,097.70
  6. Step 6: Final answer
    x = 9,477,193.05

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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.