Home / 38,845,533.62-53,606,841.72-21,441,882.54

Finding the Fourth Proportional to 38,845,533.62, 53,606,841.72 and 21,441,882.54

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Solution

The fourth proportional to 38,845,533.62, 53,606,841.72 and 21,441,882.54 is: 29,589,800.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,845,533.62 : 53,606,841.72 = 21,441,882.54 : x
  2. Step 2: Convert to fraction form
    38,845,533.62/53,606,841.72 = 21,441,882.54/x
  3. Step 3: Cross multiply
    38,845,533.62x = 53,606,841.72 × 21,441,882.54
  4. Step 4: Simplify right side
    38,845,533.62x = 1,149,431,603,500,611.50
  5. Step 5: Solve for x
    x = 1,149,431,603,500,611.50/38,845,533.62
  6. Step 6: Final answer
    x = 29,589,800.84

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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.