Home / 6,513,215.05-8,989,313.07-3,613,540.06

Finding the Fourth Proportional to 6,513,215.05, 8,989,313.07 and 3,613,540.06

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Solution

The fourth proportional to 6,513,215.05, 8,989,313.07 and 3,613,540.06 is: 4,987,282.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,513,215.05 : 8,989,313.07 = 3,613,540.06 : x
  2. Step 2: Convert to fraction form
    6,513,215.05/8,989,313.07 = 3,613,540.06/x
  3. Step 3: Cross multiply
    6,513,215.05x = 8,989,313.07 × 3,613,540.06
  4. Step 4: Simplify right side
    6,513,215.05x = 32,483,242,890,326.59
  5. Step 5: Solve for x
    x = 32,483,242,890,326.59/6,513,215.05
  6. Step 6: Final answer
    x = 4,987,282.42

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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.