Home / 8,428,611.53-11,631,483.90-4,561,132.68

Finding the Fourth Proportional to 8,428,611.53, 11,631,483.90 and 4,561,132.68

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Solution

The fourth proportional to 8,428,611.53, 11,631,483.90 and 4,561,132.68 is: 6,294,363.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,611.53 : 11,631,483.90 = 4,561,132.68 : x
  2. Step 2: Convert to fraction form
    8,428,611.53/11,631,483.90 = 4,561,132.68/x
  3. Step 3: Cross multiply
    8,428,611.53x = 11,631,483.90 × 4,561,132.68
  4. Step 4: Simplify right side
    8,428,611.53x = 53,052,741,333,183.85
  5. Step 5: Solve for x
    x = 53,052,741,333,183.85/8,428,611.53
  6. Step 6: Final answer
    x = 6,294,363.10

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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.