Home / 6,672,393.12-9,207,916-3,616,609.44

Finding the Fourth Proportional to 6,672,393.12, 9,207,916 and 3,616,609.44

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Solution

The fourth proportional to 6,672,393.12, 9,207,916 and 3,616,609.44 is: 4,990,928.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,672,393.12 : 9,207,916 = 3,616,609.44 : x
  2. Step 2: Convert to fraction form
    6,672,393.12/9,207,916 = 3,616,609.44/x
  3. Step 3: Cross multiply
    6,672,393.12x = 9,207,916 × 3,616,609.44
  4. Step 4: Simplify right side
    6,672,393.12x = 33,301,435,928,327.04
  5. Step 5: Solve for x
    x = 33,301,435,928,327.04/6,672,393.12
  6. Step 6: Final answer
    x = 4,990,928.34

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1.5x scale

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.