Home / 36,370,898.10-50,198,341.41-21,687,509.70

Finding the Fourth Proportional to 36,370,898.10, 50,198,341.41 and 21,687,509.70

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Solution

The fourth proportional to 36,370,898.10, 50,198,341.41 and 21,687,509.70 is: 29,932,640.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,370,898.10 : 50,198,341.41 = 21,687,509.70 : x
  2. Step 2: Convert to fraction form
    36,370,898.10/50,198,341.41 = 21,687,509.70/x
  3. Step 3: Cross multiply
    36,370,898.10x = 50,198,341.41 × 21,687,509.70
  4. Step 4: Simplify right side
    36,370,898.10x = 1,088,677,016,253,286.50
  5. Step 5: Solve for x
    x = 1,088,677,016,253,286.50/36,370,898.10
  6. Step 6: Final answer
    x = 29,932,640.47

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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.