Home / 6,496,380.76-9,745,915.92-1,947,245.80

Finding the Fourth Proportional to 6,496,380.76, 9,745,915.92 and 1,947,245.80

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Solution

The fourth proportional to 6,496,380.76, 9,745,915.92 and 1,947,245.80 is: 2,921,271.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,496,380.76 : 9,745,915.92 = 1,947,245.80 : x
  2. Step 2: Convert to fraction form
    6,496,380.76/9,745,915.92 = 1,947,245.80/x
  3. Step 3: Cross multiply
    6,496,380.76x = 9,745,915.92 × 1,947,245.80
  4. Step 4: Simplify right side
    6,496,380.76x = 18,977,693,842,373.14
  5. Step 5: Solve for x
    x = 18,977,693,842,373.14/6,496,380.76
  6. Step 6: Final answer
    x = 2,921,271.79

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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.