Home / 13,476,961.70-20,201,664.45-6,643,024.10

Finding the Fourth Proportional to 13,476,961.70, 20,201,664.45 and 6,643,024.10

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Solution

The fourth proportional to 13,476,961.70, 20,201,664.45 and 6,643,024.10 is: 9,957,744.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,476,961.70 : 20,201,664.45 = 6,643,024.10 : x
  2. Step 2: Convert to fraction form
    13,476,961.70/20,201,664.45 = 6,643,024.10/x
  3. Step 3: Cross multiply
    13,476,961.70x = 20,201,664.45 × 6,643,024.10
  4. Step 4: Simplify right side
    13,476,961.70x = 134,200,143,801,463.23
  5. Step 5: Solve for x
    x = 134,200,143,801,463.23/13,476,961.70
  6. Step 6: Final answer
    x = 9,957,744.69

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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.