Home / 6,647,213.80-9,970,820.70-2,388,039.40

Finding the Fourth Proportional to 6,647,213.80, 9,970,820.70 and 2,388,039.40

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Solution

The fourth proportional to 6,647,213.80, 9,970,820.70 and 2,388,039.40 is: 3,582,059.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,647,213.80 : 9,970,820.70 = 2,388,039.40 : x
  2. Step 2: Convert to fraction form
    6,647,213.80/9,970,820.70 = 2,388,039.40/x
  3. Step 3: Cross multiply
    6,647,213.80x = 9,970,820.70 × 2,388,039.40
  4. Step 4: Simplify right side
    6,647,213.80x = 23,810,712,681,935.58
  5. Step 5: Solve for x
    x = 23,810,712,681,935.58/6,647,213.80
  6. Step 6: Final answer
    x = 3,582,059.10

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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.