Home / 11,690,999.80-17,536,900.65-3,603,911.20

Finding the Fourth Proportional to 11,690,999.80, 17,536,900.65 and 3,603,911.20

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Solution

The fourth proportional to 11,690,999.80, 17,536,900.65 and 3,603,911.20 is: 5,405,990.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,690,999.80 : 17,536,900.65 = 3,603,911.20 : x
  2. Step 2: Convert to fraction form
    11,690,999.80/17,536,900.65 = 3,603,911.20/x
  3. Step 3: Cross multiply
    11,690,999.80x = 17,536,900.65 × 3,603,911.20
  4. Step 4: Simplify right side
    11,690,999.80x = 63,201,432,665,822.28
  5. Step 5: Solve for x
    x = 63,201,432,665,822.28/11,690,999.80
  6. Step 6: Final answer
    x = 5,405,990.40

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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.