Home / 13,260,625.81-19,890,943.73-5,965,564.33

Finding the Fourth Proportional to 13,260,625.81, 19,890,943.73 and 5,965,564.33

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Solution

The fourth proportional to 13,260,625.81, 19,890,943.73 and 5,965,564.33 is: 8,948,348.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,260,625.81 : 19,890,943.73 = 5,965,564.33 : x
  2. Step 2: Convert to fraction form
    13,260,625.81/19,890,943.73 = 5,965,564.33/x
  3. Step 3: Cross multiply
    13,260,625.81x = 19,890,943.73 × 5,965,564.33
  4. Step 4: Simplify right side
    13,260,625.81x = 118,660,704,405,725.16
  5. Step 5: Solve for x
    x = 118,660,704,405,725.16/13,260,625.81
  6. Step 6: Final answer
    x = 8,948,348.75

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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.