Home / 5,035,718.80-7,555,810.80-2,638,993.60

Finding the Fourth Proportional to 5,035,718.80, 7,555,810.80 and 2,638,993.60

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Solution

The fourth proportional to 5,035,718.80, 7,555,810.80 and 2,638,993.60 is: 3,959,660.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,035,718.80 : 7,555,810.80 = 2,638,993.60 : x
  2. Step 2: Convert to fraction form
    5,035,718.80/7,555,810.80 = 2,638,993.60/x
  3. Step 3: Cross multiply
    5,035,718.80x = 7,555,810.80 × 2,638,993.60
  4. Step 4: Simplify right side
    5,035,718.80x = 19,939,736,344,010.88
  5. Step 5: Solve for x
    x = 19,939,736,344,010.88/5,035,718.80
  6. Step 6: Final answer
    x = 3,959,660.41

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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.