Home / 12,634,772.40-18,964,600.20-6,252,231.60

Finding the Fourth Proportional to 12,634,772.40, 18,964,600.20 and 6,252,231.60

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Solution

The fourth proportional to 12,634,772.40, 18,964,600.20 and 6,252,231.60 is: 9,384,504.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,634,772.40 : 18,964,600.20 = 6,252,231.60 : x
  2. Step 2: Convert to fraction form
    12,634,772.40/18,964,600.20 = 6,252,231.60/x
  3. Step 3: Cross multiply
    12,634,772.40x = 18,964,600.20 × 6,252,231.60
  4. Step 4: Simplify right side
    12,634,772.40x = 118,571,072,651,806.31
  5. Step 5: Solve for x
    x = 118,571,072,651,806.31/12,634,772.40
  6. Step 6: Final answer
    x = 9,384,504.04

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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.