Home / 5,299,489.20-7,949,233.80-4,980,624.60

Finding the Fourth Proportional to 5,299,489.20, 7,949,233.80 and 4,980,624.60

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Solution

The fourth proportional to 5,299,489.20, 7,949,233.80 and 4,980,624.60 is: 7,470,936.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,299,489.20 : 7,949,233.80 = 4,980,624.60 : x
  2. Step 2: Convert to fraction form
    5,299,489.20/7,949,233.80 = 4,980,624.60/x
  3. Step 3: Cross multiply
    5,299,489.20x = 7,949,233.80 × 4,980,624.60
  4. Step 4: Simplify right side
    5,299,489.20x = 39,592,149,415,431.48
  5. Step 5: Solve for x
    x = 39,592,149,415,431.48/5,299,489.20
  6. Step 6: Final answer
    x = 7,470,936.90

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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.