Home / 6,478,216.25-9,698,466.38-3,396,900.33

Finding the Fourth Proportional to 6,478,216.25, 9,698,466.38 and 3,396,900.33

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Solution

The fourth proportional to 6,478,216.25, 9,698,466.38 and 3,396,900.33 is: 5,085,462.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,478,216.25 : 9,698,466.38 = 3,396,900.33 : x
  2. Step 2: Convert to fraction form
    6,478,216.25/9,698,466.38 = 3,396,900.33/x
  3. Step 3: Cross multiply
    6,478,216.25x = 9,698,466.38 × 3,396,900.33
  4. Step 4: Simplify right side
    6,478,216.25x = 32,944,723,629,731.41
  5. Step 5: Solve for x
    x = 32,944,723,629,731.41/6,478,216.25
  6. Step 6: Final answer
    x = 5,085,462.17

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1.5x scale

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.