Home / 6,613,142.90-9,125,633.34-3,711,973.25

Finding the Fourth Proportional to 6,613,142.90, 9,125,633.34 and 3,711,973.25

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Solution

The fourth proportional to 6,613,142.90, 9,125,633.34 and 3,711,973.25 is: 5,122,240.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,613,142.90 : 9,125,633.34 = 3,711,973.25 : x
  2. Step 2: Convert to fraction form
    6,613,142.90/9,125,633.34 = 3,711,973.25/x
  3. Step 3: Cross multiply
    6,613,142.90x = 9,125,633.34 × 3,711,973.25
  4. Step 4: Simplify right side
    6,613,142.90x = 33,874,106,801,759.99
  5. Step 5: Solve for x
    x = 33,874,106,801,759.99/6,613,142.90
  6. Step 6: Final answer
    x = 5,122,240.26

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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.