Home / 17,310,912.96-25,968,731.76-7,211,172

Finding the Fourth Proportional to 17,310,912.96, 25,968,731.76 and 7,211,172

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Solution

The fourth proportional to 17,310,912.96, 25,968,731.76 and 7,211,172 is: 10,817,742.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,310,912.96 : 25,968,731.76 = 7,211,172 : x
  2. Step 2: Convert to fraction form
    17,310,912.96/25,968,731.76 = 7,211,172/x
  3. Step 3: Cross multiply
    17,310,912.96x = 25,968,731.76 × 7,211,172
  4. Step 4: Simplify right side
    17,310,912.96x = 187,264,991,343,222.72
  5. Step 5: Solve for x
    x = 187,264,991,343,222.72/17,310,912.96
  6. Step 6: Final answer
    x = 10,817,742.07

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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.