Home / 7,759,861.72-10,704,900.40-6,029,137.96

Finding the Fourth Proportional to 7,759,861.72, 10,704,900.40 and 6,029,137.96

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Solution

The fourth proportional to 7,759,861.72, 10,704,900.40 and 6,029,137.96 is: 8,317,328.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,759,861.72 : 10,704,900.40 = 6,029,137.96 : x
  2. Step 2: Convert to fraction form
    7,759,861.72/10,704,900.40 = 6,029,137.96/x
  3. Step 3: Cross multiply
    7,759,861.72x = 10,704,900.40 × 6,029,137.96
  4. Step 4: Simplify right side
    7,759,861.72x = 64,541,321,359,659.19
  5. Step 5: Solve for x
    x = 64,541,321,359,659.19/7,759,861.72
  6. Step 6: Final answer
    x = 8,317,328.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.