Home / 61,253,711.10-91,853,994.60-20,297,324.70

Finding the Fourth Proportional to 61,253,711.10, 91,853,994.60 and 20,297,324.70

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Solution

The fourth proportional to 61,253,711.10, 91,853,994.60 and 20,297,324.70 is: 30,437,182.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,253,711.10 : 91,853,994.60 = 20,297,324.70 : x
  2. Step 2: Convert to fraction form
    61,253,711.10/91,853,994.60 = 20,297,324.70/x
  3. Step 3: Cross multiply
    61,253,711.10x = 91,853,994.60 × 20,297,324.70
  4. Step 4: Simplify right side
    61,253,711.10x = 1,864,390,353,388,246.50
  5. Step 5: Solve for x
    x = 1,864,390,353,388,246.50/61,253,711.10
  6. Step 6: Final answer
    x = 30,437,182.01

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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.