Home / 12,923,568.09-17,834,447.39-7,043,195.25

Finding the Fourth Proportional to 12,923,568.09, 17,834,447.39 and 7,043,195.25

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Solution

The fourth proportional to 12,923,568.09, 17,834,447.39 and 7,043,195.25 is: 9,719,567.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,923,568.09 : 17,834,447.39 = 7,043,195.25 : x
  2. Step 2: Convert to fraction form
    12,923,568.09/17,834,447.39 = 7,043,195.25/x
  3. Step 3: Cross multiply
    12,923,568.09x = 17,834,447.39 × 7,043,195.25
  4. Step 4: Simplify right side
    12,923,568.09x = 125,611,495,108,406.94
  5. Step 5: Solve for x
    x = 125,611,495,108,406.94/12,923,568.09
  6. Step 6: Final answer
    x = 9,719,567.71

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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.