Home / 13,791,517.35-19,032,293.87-7,993,662.12

Finding the Fourth Proportional to 13,791,517.35, 19,032,293.87 and 7,993,662.12

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Solution

The fourth proportional to 13,791,517.35, 19,032,293.87 and 7,993,662.12 is: 11,031,253.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,791,517.35 : 19,032,293.87 = 7,993,662.12 : x
  2. Step 2: Convert to fraction form
    13,791,517.35/19,032,293.87 = 7,993,662.12/x
  3. Step 3: Cross multiply
    13,791,517.35x = 19,032,293.87 × 7,993,662.12
  4. Step 4: Simplify right side
    13,791,517.35x = 152,137,726,600,299.47
  5. Step 5: Solve for x
    x = 152,137,726,600,299.47/13,791,517.35
  6. Step 6: Final answer
    x = 11,031,253.69

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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.