Home / 10,371,738.80-15,557,608.20-4,387,329.20

Finding the Fourth Proportional to 10,371,738.80, 15,557,608.20 and 4,387,329.20

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Solution

The fourth proportional to 10,371,738.80, 15,557,608.20 and 4,387,329.20 is: 6,580,993.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371,738.80 : 15,557,608.20 = 4,387,329.20 : x
  2. Step 2: Convert to fraction form
    10,371,738.80/15,557,608.20 = 4,387,329.20/x
  3. Step 3: Cross multiply
    10,371,738.80x = 15,557,608.20 × 4,387,329.20
  4. Step 4: Simplify right side
    10,371,738.80x = 68,256,348,738,019.44
  5. Step 5: Solve for x
    x = 68,256,348,738,019.44/10,371,738.80
  6. Step 6: Final answer
    x = 6,580,993.80

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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.