Home / 6,987,389.37-9,646,382.25-4,900,640.24

Finding the Fourth Proportional to 6,987,389.37, 9,646,382.25 and 4,900,640.24

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Solution

The fourth proportional to 6,987,389.37, 9,646,382.25 and 4,900,640.24 is: 6,765,538.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,987,389.37 : 9,646,382.25 = 4,900,640.24 : x
  2. Step 2: Convert to fraction form
    6,987,389.37/9,646,382.25 = 4,900,640.24/x
  3. Step 3: Cross multiply
    6,987,389.37x = 9,646,382.25 × 4,900,640.24
  4. Step 4: Simplify right side
    6,987,389.37x = 47,273,448,976,539.83
  5. Step 5: Solve for x
    x = 47,273,448,976,539.83/6,987,389.37
  6. Step 6: Final answer
    x = 6,765,538.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.