Home / 13,847,404.20-20,774,945.70-5,764,187.40

Finding the Fourth Proportional to 13,847,404.20, 20,774,945.70 and 5,764,187.40

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Solution

The fourth proportional to 13,847,404.20, 20,774,945.70 and 5,764,187.40 is: 8,647,879.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,847,404.20 : 20,774,945.70 = 5,764,187.40 : x
  2. Step 2: Convert to fraction form
    13,847,404.20/20,774,945.70 = 5,764,187.40/x
  3. Step 3: Cross multiply
    13,847,404.20x = 20,774,945.70 × 5,764,187.40
  4. Step 4: Simplify right side
    13,847,404.20x = 119,750,680,239,624.19
  5. Step 5: Solve for x
    x = 119,750,680,239,624.19/13,847,404.20
  6. Step 6: Final answer
    x = 8,647,879.31

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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.