Home / 10,691,010.90-16,036,516.35-10,531,578.60

Finding the Fourth Proportional to 10,691,010.90, 16,036,516.35 and 10,531,578.60

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Solution

The fourth proportional to 10,691,010.90, 16,036,516.35 and 10,531,578.60 is: 15,797,367.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,691,010.90 : 16,036,516.35 = 10,531,578.60 : x
  2. Step 2: Convert to fraction form
    10,691,010.90/16,036,516.35 = 10,531,578.60/x
  3. Step 3: Cross multiply
    10,691,010.90x = 16,036,516.35 × 10,531,578.60
  4. Step 4: Simplify right side
    10,691,010.90x = 168,889,832,410,210.09
  5. Step 5: Solve for x
    x = 168,889,832,410,210.09/10,691,010.90
  6. Step 6: Final answer
    x = 15,797,367.90

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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.