Home / 7,837,791.19-10,815,554.71-4,399,367.92

Finding the Fourth Proportional to 7,837,791.19, 10,815,554.71 and 4,399,367.92

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Solution

The fourth proportional to 7,837,791.19, 10,815,554.71 and 4,399,367.92 is: 6,070,792.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837,791.19 : 10,815,554.71 = 4,399,367.92 : x
  2. Step 2: Convert to fraction form
    7,837,791.19/10,815,554.71 = 4,399,367.92/x
  3. Step 3: Cross multiply
    7,837,791.19x = 10,815,554.71 × 4,399,367.92
  4. Step 4: Simplify right side
    7,837,791.19x = 47,581,604,428,178.91
  5. Step 5: Solve for x
    x = 47,581,604,428,178.91/7,837,791.19
  6. Step 6: Final answer
    x = 6,070,792.56

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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.