Home / 9,907,712.20-14,861,568.30-4,228,510.60

Finding the Fourth Proportional to 9,907,712.20, 14,861,568.30 and 4,228,510.60

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Solution

The fourth proportional to 9,907,712.20, 14,861,568.30 and 4,228,510.60 is: 6,342,765.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,907,712.20 : 14,861,568.30 = 4,228,510.60 : x
  2. Step 2: Convert to fraction form
    9,907,712.20/14,861,568.30 = 4,228,510.60/x
  3. Step 3: Cross multiply
    9,907,712.20x = 14,861,568.30 × 4,228,510.60
  4. Step 4: Simplify right side
    9,907,712.20x = 62,842,299,089,173.98
  5. Step 5: Solve for x
    x = 62,842,299,089,173.98/9,907,712.20
  6. Step 6: Final answer
    x = 6,342,765.90

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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.