Home / 12,063,612.80-18,095,419.20-9,936,099.20

Finding the Fourth Proportional to 12,063,612.80, 18,095,419.20 and 9,936,099.20

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Solution

The fourth proportional to 12,063,612.80, 18,095,419.20 and 9,936,099.20 is: 14,904,148.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,063,612.80 : 18,095,419.20 = 9,936,099.20 : x
  2. Step 2: Convert to fraction form
    12,063,612.80/18,095,419.20 = 9,936,099.20/x
  3. Step 3: Cross multiply
    12,063,612.80x = 18,095,419.20 × 9,936,099.20
  4. Step 4: Simplify right side
    12,063,612.80x = 179,797,880,236,784.62
  5. Step 5: Solve for x
    x = 179,797,880,236,784.62/12,063,612.80
  6. Step 6: Final answer
    x = 14,904,148.80

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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.