Home / 6,638,290.73-9,959,208.02-2,378,889.53

Finding the Fourth Proportional to 6,638,290.73, 9,959,208.02 and 2,378,889.53

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Solution

The fourth proportional to 6,638,290.73, 9,959,208.02 and 2,378,889.53 is: 3,568,969.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,638,290.73 : 9,959,208.02 = 2,378,889.53 : x
  2. Step 2: Convert to fraction form
    6,638,290.73/9,959,208.02 = 2,378,889.53/x
  3. Step 3: Cross multiply
    6,638,290.73x = 9,959,208.02 × 2,378,889.53
  4. Step 4: Simplify right side
    6,638,290.73x = 23,691,855,685,870.03
  5. Step 5: Solve for x
    x = 23,691,855,685,870.03/6,638,290.73
  6. Step 6: Final answer
    x = 3,568,969.28

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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.