Home / 8,723,205.20-12,037,823.25-5,461,817.96

Finding the Fourth Proportional to 8,723,205.20, 12,037,823.25 and 5,461,817.96

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Solution

The fourth proportional to 8,723,205.20, 12,037,823.25 and 5,461,817.96 is: 7,537,183.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723,205.20 : 12,037,823.25 = 5,461,817.96 : x
  2. Step 2: Convert to fraction form
    8,723,205.20/12,037,823.25 = 5,461,817.96/x
  3. Step 3: Cross multiply
    8,723,205.20x = 12,037,823.25 × 5,461,817.96
  4. Step 4: Simplify right side
    8,723,205.20x = 65,748,399,226,155.57
  5. Step 5: Solve for x
    x = 65,748,399,226,155.57/8,723,205.20
  6. Step 6: Final answer
    x = 7,537,183.61

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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.