Home / 20,617,243.29-30,932,591.85-9,833,143.05

Finding the Fourth Proportional to 20,617,243.29, 30,932,591.85 and 9,833,143.05

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Solution

The fourth proportional to 20,617,243.29, 30,932,591.85 and 9,833,143.05 is: 14,752,922.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,617,243.29 : 30,932,591.85 = 9,833,143.05 : x
  2. Step 2: Convert to fraction form
    20,617,243.29/30,932,591.85 = 9,833,143.05/x
  3. Step 3: Cross multiply
    20,617,243.29x = 30,932,591.85 × 9,833,143.05
  4. Step 4: Simplify right side
    20,617,243.29x = 304,164,600,568,314.19
  5. Step 5: Solve for x
    x = 304,164,600,568,314.19/20,617,243.29
  6. Step 6: Final answer
    x = 14,752,922.90

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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.