Home / 35,770,134.43-49,373,490.09-20,889,472.44

Finding the Fourth Proportional to 35,770,134.43, 49,373,490.09 and 20,889,472.44

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Solution

The fourth proportional to 35,770,134.43, 49,373,490.09 and 20,889,472.44 is: 28,833,723.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,770,134.43 : 49,373,490.09 = 20,889,472.44 : x
  2. Step 2: Convert to fraction form
    35,770,134.43/49,373,490.09 = 20,889,472.44/x
  3. Step 3: Cross multiply
    35,770,134.43x = 49,373,490.09 × 20,889,472.44
  4. Step 4: Simplify right side
    35,770,134.43x = 1,031,386,160,326,010.62
  5. Step 5: Solve for x
    x = 1,031,386,160,326,010.62/35,770,134.43
  6. Step 6: Final answer
    x = 28,833,723.35

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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.