Home / 11,459,949.78-15,816,977.22-6,568,450.38

Finding the Fourth Proportional to 11,459,949.78, 15,816,977.22 and 6,568,450.38

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Solution

The fourth proportional to 11,459,949.78, 15,816,977.22 and 6,568,450.38 is: 9,065,749.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,459,949.78 : 15,816,977.22 = 6,568,450.38 : x
  2. Step 2: Convert to fraction form
    11,459,949.78/15,816,977.22 = 6,568,450.38/x
  3. Step 3: Cross multiply
    11,459,949.78x = 15,816,977.22 × 6,568,450.38
  4. Step 4: Simplify right side
    11,459,949.78x = 103,893,030,031,160.34
  5. Step 5: Solve for x
    x = 103,893,030,031,160.34/11,459,949.78
  6. Step 6: Final answer
    x = 9,065,749.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.