Home / 6,645,841.20-9,968,243.40-2,601,543.60

Finding the Fourth Proportional to 6,645,841.20, 9,968,243.40 and 2,601,543.60

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Solution

The fourth proportional to 6,645,841.20, 9,968,243.40 and 2,601,543.60 is: 3,902,112.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,841.20 : 9,968,243.40 = 2,601,543.60 : x
  2. Step 2: Convert to fraction form
    6,645,841.20/9,968,243.40 = 2,601,543.60/x
  3. Step 3: Cross multiply
    6,645,841.20x = 9,968,243.40 × 2,601,543.60
  4. Step 4: Simplify right side
    6,645,841.20x = 25,932,819,820,512.24
  5. Step 5: Solve for x
    x = 25,932,819,820,512.24/6,645,841.20
  6. Step 6: Final answer
    x = 3,902,112.47

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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.