Home / 13,192,031.40-19,782,142.20-5,999,863.20

Finding the Fourth Proportional to 13,192,031.40, 19,782,142.20 and 5,999,863.20

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Solution

The fourth proportional to 13,192,031.40, 19,782,142.20 and 5,999,863.20 is: 8,997,109.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,192,031.40 : 19,782,142.20 = 5,999,863.20 : x
  2. Step 2: Convert to fraction form
    13,192,031.40/19,782,142.20 = 5,999,863.20/x
  3. Step 3: Cross multiply
    13,192,031.40x = 19,782,142.20 × 5,999,863.20
  4. Step 4: Simplify right side
    13,192,031.40x = 118,690,147,002,947.05
  5. Step 5: Solve for x
    x = 118,690,147,002,947.05/13,192,031.40
  6. Step 6: Final answer
    x = 8,997,109.19

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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.