Home / 12,096,801.20-18,145,201.80-3,576,378.80

Finding the Fourth Proportional to 12,096,801.20, 18,145,201.80 and 3,576,378.80

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Solution

The fourth proportional to 12,096,801.20, 18,145,201.80 and 3,576,378.80 is: 5,364,568.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,801.20 : 18,145,201.80 = 3,576,378.80 : x
  2. Step 2: Convert to fraction form
    12,096,801.20/18,145,201.80 = 3,576,378.80/x
  3. Step 3: Cross multiply
    12,096,801.20x = 18,145,201.80 × 3,576,378.80
  4. Step 4: Simplify right side
    12,096,801.20x = 64,894,115,039,241.84
  5. Step 5: Solve for x
    x = 64,894,115,039,241.84/12,096,801.20
  6. Step 6: Final answer
    x = 5,364,568.20

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1.5x scale

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.