Home / 38,336,346.43-52,904,223.46-20,932,320.71

Finding the Fourth Proportional to 38,336,346.43, 52,904,223.46 and 20,932,320.71

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Solution

The fourth proportional to 38,336,346.43, 52,904,223.46 and 20,932,320.71 is: 28,886,638.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,336,346.43 : 52,904,223.46 = 20,932,320.71 : x
  2. Step 2: Convert to fraction form
    38,336,346.43/52,904,223.46 = 20,932,320.71/x
  3. Step 3: Cross multiply
    38,336,346.43x = 52,904,223.46 × 20,932,320.71
  4. Step 4: Simplify right side
    38,336,346.43x = 1,107,408,172,536,651.75
  5. Step 5: Solve for x
    x = 1,107,408,172,536,651.75/38,336,346.43
  6. Step 6: Final answer
    x = 28,886,638.29

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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.