Home / 7,115,425.20-10,673,137.80-1,796,641.20

Finding the Fourth Proportional to 7,115,425.20, 10,673,137.80 and 1,796,641.20

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Solution

The fourth proportional to 7,115,425.20, 10,673,137.80 and 1,796,641.20 is: 2,694,961.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115,425.20 : 10,673,137.80 = 1,796,641.20 : x
  2. Step 2: Convert to fraction form
    7,115,425.20/10,673,137.80 = 1,796,641.20/x
  3. Step 3: Cross multiply
    7,115,425.20x = 10,673,137.80 × 1,796,641.20
  4. Step 4: Simplify right side
    7,115,425.20x = 19,175,799,104,757.36
  5. Step 5: Solve for x
    x = 19,175,799,104,757.36/7,115,425.20
  6. Step 6: Final answer
    x = 2,694,961.80

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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.