Home / 38,067,253.09-52,532,450.43-20,663,225.89

Finding the Fourth Proportional to 38,067,253.09, 52,532,450.43 and 20,663,225.89

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Solution

The fourth proportional to 38,067,253.09, 52,532,450.43 and 20,663,225.89 is: 28,515,056.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,067,253.09 : 52,532,450.43 = 20,663,225.89 : x
  2. Step 2: Convert to fraction form
    38,067,253.09/52,532,450.43 = 20,663,225.89/x
  3. Step 3: Cross multiply
    38,067,253.09x = 52,532,450.43 × 20,663,225.89
  4. Step 4: Simplify right side
    38,067,253.09x = 1,085,489,889,790,317.62
  5. Step 5: Solve for x
    x = 1,085,489,889,790,317.62/38,067,253.09
  6. Step 6: Final answer
    x = 28,515,056.95

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Double scale
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1.5x scale

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.