Home / 11,198,682.49-15,446,217.85-7,475,638.94

Finding the Fourth Proportional to 11,198,682.49, 15,446,217.85 and 7,475,638.94

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Solution

The fourth proportional to 11,198,682.49, 15,446,217.85 and 7,475,638.94 is: 10,311,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,198,682.49 : 15,446,217.85 = 7,475,638.94 : x
  2. Step 2: Convert to fraction form
    11,198,682.49/15,446,217.85 = 7,475,638.94/x
  3. Step 3: Cross multiply
    11,198,682.49x = 15,446,217.85 × 7,475,638.94
  4. Step 4: Simplify right side
    11,198,682.49x = 115,470,347,597,186.20
  5. Step 5: Solve for x
    x = 115,470,347,597,186.20/11,198,682.49
  6. Step 6: Final answer
    x = 10,311,065.40

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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.