Home / 13,962,936.30-20,944,404.45-12,115,358.70

Finding the Fourth Proportional to 13,962,936.30, 20,944,404.45 and 12,115,358.70

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Solution

The fourth proportional to 13,962,936.30, 20,944,404.45 and 12,115,358.70 is: 18,173,038.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,962,936.30 : 20,944,404.45 = 12,115,358.70 : x
  2. Step 2: Convert to fraction form
    13,962,936.30/20,944,404.45 = 12,115,358.70/x
  3. Step 3: Cross multiply
    13,962,936.30x = 20,944,404.45 × 12,115,358.70
  4. Step 4: Simplify right side
    13,962,936.30x = 253,748,972,669,626.19
  5. Step 5: Solve for x
    x = 253,748,972,669,626.19/13,962,936.30
  6. Step 6: Final answer
    x = 18,173,038.05

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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.