Home / 6,428,791.88-9,645,893.14-4,001,976.42

Finding the Fourth Proportional to 6,428,791.88, 9,645,893.14 and 4,001,976.42

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Solution

The fourth proportional to 6,428,791.88, 9,645,893.14 and 4,001,976.42 is: 6,004,648.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,428,791.88 : 9,645,893.14 = 4,001,976.42 : x
  2. Step 2: Convert to fraction form
    6,428,791.88/9,645,893.14 = 4,001,976.42/x
  3. Step 3: Cross multiply
    6,428,791.88x = 9,645,893.14 × 4,001,976.42
  4. Step 4: Simplify right side
    6,428,791.88x = 38,602,636,896,119.76
  5. Step 5: Solve for x
    x = 38,602,636,896,119.76/6,428,791.88
  6. Step 6: Final answer
    x = 6,004,648.71

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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.