Home / 9,103,608.20-13,660,661.10-3,427,905.80

Finding the Fourth Proportional to 9,103,608.20, 13,660,661.10 and 3,427,905.80

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Solution

The fourth proportional to 9,103,608.20, 13,660,661.10 and 3,427,905.80 is: 5,143,835.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,103,608.20 : 13,660,661.10 = 3,427,905.80 : x
  2. Step 2: Convert to fraction form
    9,103,608.20/13,660,661.10 = 3,427,905.80/x
  3. Step 3: Cross multiply
    9,103,608.20x = 13,660,661.10 × 3,427,905.80
  4. Step 4: Simplify right side
    9,103,608.20x = 46,827,459,416,524.38
  5. Step 5: Solve for x
    x = 46,827,459,416,524.38/9,103,608.20
  6. Step 6: Final answer
    x = 5,143,835.10

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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.