Home / 5,430,900.62-8,153,470.53-3,641,789.73

Finding the Fourth Proportional to 5,430,900.62, 8,153,470.53 and 3,641,789.73

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Solution

The fourth proportional to 5,430,900.62, 8,153,470.53 and 3,641,789.73 is: 5,467,458.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430,900.62 : 8,153,470.53 = 3,641,789.73 : x
  2. Step 2: Convert to fraction form
    5,430,900.62/8,153,470.53 = 3,641,789.73/x
  3. Step 3: Cross multiply
    5,430,900.62x = 8,153,470.53 × 3,641,789.73
  4. Step 4: Simplify right side
    5,430,900.62x = 29,693,225,240,011.66
  5. Step 5: Solve for x
    x = 29,693,225,240,011.66/5,430,900.62
  6. Step 6: Final answer
    x = 5,467,458.78

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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.