Home / 11,338,640.88-16,981,477.50-10,423,057.30

Finding the Fourth Proportional to 11,338,640.88, 16,981,477.50 and 10,423,057.30

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Solution

The fourth proportional to 11,338,640.88, 16,981,477.50 and 10,423,057.30 is: 15,610,240.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,338,640.88 : 16,981,477.50 = 10,423,057.30 : x
  2. Step 2: Convert to fraction form
    11,338,640.88/16,981,477.50 = 10,423,057.30/x
  3. Step 3: Cross multiply
    11,338,640.88x = 16,981,477.50 × 10,423,057.30
  4. Step 4: Simplify right side
    11,338,640.88x = 176,998,912,989,550.62
  5. Step 5: Solve for x
    x = 176,998,912,989,550.62/11,338,640.88
  6. Step 6: Final answer
    x = 15,610,240.67

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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.