Home / 8,507,274.09-12,749,512.50-7,962,463.23

Finding the Fourth Proportional to 8,507,274.09, 12,749,512.50 and 7,962,463.23

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Solution

The fourth proportional to 8,507,274.09, 12,749,512.50 and 7,962,463.23 is: 11,933,026.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,507,274.09 : 12,749,512.50 = 7,962,463.23 : x
  2. Step 2: Convert to fraction form
    8,507,274.09/12,749,512.50 = 7,962,463.23/x
  3. Step 3: Cross multiply
    8,507,274.09x = 12,749,512.50 × 7,962,463.23
  4. Step 4: Simplify right side
    8,507,274.09x = 101,517,524,481,675.38
  5. Step 5: Solve for x
    x = 101,517,524,481,675.38/8,507,274.09
  6. Step 6: Final answer
    x = 11,933,026.19

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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.