Home / 29,981,031.69-41,373,955.78-16,229,995.82

Finding the Fourth Proportional to 29,981,031.69, 41,373,955.78 and 16,229,995.82

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Solution

The fourth proportional to 29,981,031.69, 41,373,955.78 and 16,229,995.82 is: 22,397,465.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,981,031.69 : 41,373,955.78 = 16,229,995.82 : x
  2. Step 2: Convert to fraction form
    29,981,031.69/41,373,955.78 = 16,229,995.82/x
  3. Step 3: Cross multiply
    29,981,031.69x = 41,373,955.78 × 16,229,995.82
  4. Step 4: Simplify right side
    29,981,031.69x = 671,499,129,273,972.50
  5. Step 5: Solve for x
    x = 671,499,129,273,972.50/29,981,031.69
  6. Step 6: Final answer
    x = 22,397,465.71

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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.