Home / 12,099,661.20-18,097,003.80-10,829,451.60

Finding the Fourth Proportional to 12,099,661.20, 18,097,003.80 and 10,829,451.60

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Solution

The fourth proportional to 12,099,661.20, 18,097,003.80 and 10,829,451.60 is: 16,197,199.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,099,661.20 : 18,097,003.80 = 10,829,451.60 : x
  2. Step 2: Convert to fraction form
    12,099,661.20/18,097,003.80 = 10,829,451.60/x
  3. Step 3: Cross multiply
    12,099,661.20x = 18,097,003.80 × 10,829,451.60
  4. Step 4: Simplify right side
    12,099,661.20x = 195,980,626,757,116.09
  5. Step 5: Solve for x
    x = 195,980,626,757,116.09/12,099,661.20
  6. Step 6: Final answer
    x = 16,197,199.53

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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.