Home / 38,599,532.58-53,267,500.32-20,958,461.58

Finding the Fourth Proportional to 38,599,532.58, 53,267,500.32 and 20,958,461.58

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Solution

The fourth proportional to 38,599,532.58, 53,267,500.32 and 20,958,461.58 is: 28,922,755.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,599,532.58 : 53,267,500.32 = 20,958,461.58 : x
  2. Step 2: Convert to fraction form
    38,599,532.58/53,267,500.32 = 20,958,461.58/x
  3. Step 3: Cross multiply
    38,599,532.58x = 53,267,500.32 × 20,958,461.58
  4. Step 4: Simplify right side
    38,599,532.58x = 1,116,404,858,919,357.62
  5. Step 5: Solve for x
    x = 1,116,404,858,919,357.62/38,599,532.58
  6. Step 6: Final answer
    x = 28,922,755.91

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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.