Home / 19,544,659.20-26,960,423.82-12,189,723.30

Finding the Fourth Proportional to 19,544,659.20, 26,960,423.82 and 12,189,723.30

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Solution

The fourth proportional to 19,544,659.20, 26,960,423.82 and 12,189,723.30 is: 16,814,829.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,544,659.20 : 26,960,423.82 = 12,189,723.30 : x
  2. Step 2: Convert to fraction form
    19,544,659.20/26,960,423.82 = 12,189,723.30/x
  3. Step 3: Cross multiply
    19,544,659.20x = 26,960,423.82 × 12,189,723.30
  4. Step 4: Simplify right side
    19,544,659.20x = 328,640,106,416,529
  5. Step 5: Solve for x
    x = 328,640,106,416,529/19,544,659.20
  6. Step 6: Final answer
    x = 16,814,829.21

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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.