Home / 12,097,208.40-18,145,812.60-4,522,606.80

Finding the Fourth Proportional to 12,097,208.40, 18,145,812.60 and 4,522,606.80

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Solution

The fourth proportional to 12,097,208.40, 18,145,812.60 and 4,522,606.80 is: 6,783,910.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,208.40 : 18,145,812.60 = 4,522,606.80 : x
  2. Step 2: Convert to fraction form
    12,097,208.40/18,145,812.60 = 4,522,606.80/x
  3. Step 3: Cross multiply
    12,097,208.40x = 18,145,812.60 × 4,522,606.80
  4. Step 4: Simplify right side
    12,097,208.40x = 82,066,375,456,285.69
  5. Step 5: Solve for x
    x = 82,066,375,456,285.69/12,097,208.40
  6. Step 6: Final answer
    x = 6,783,910.20

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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.