Home / 38,310,561.60-57,482,431.20-18,105,403.20

Finding the Fourth Proportional to 38,310,561.60, 57,482,431.20 and 18,105,403.20

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Solution

The fourth proportional to 38,310,561.60, 57,482,431.20 and 18,105,403.20 is: 27,165,944.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,310,561.60 : 57,482,431.20 = 18,105,403.20 : x
  2. Step 2: Convert to fraction form
    38,310,561.60/57,482,431.20 = 18,105,403.20/x
  3. Step 3: Cross multiply
    38,310,561.60x = 57,482,431.20 × 18,105,403.20
  4. Step 4: Simplify right side
    38,310,561.60x = 1,040,742,593,792,259.88
  5. Step 5: Solve for x
    x = 1,040,742,593,792,259.88/38,310,561.60
  6. Step 6: Final answer
    x = 27,165,944.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.