Home / 14,263,267.40-21,394,901.10-5,285,961.80

Finding the Fourth Proportional to 14,263,267.40, 21,394,901.10 and 5,285,961.80

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Solution

The fourth proportional to 14,263,267.40, 21,394,901.10 and 5,285,961.80 is: 7,928,942.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,263,267.40 : 21,394,901.10 = 5,285,961.80 : x
  2. Step 2: Convert to fraction form
    14,263,267.40/21,394,901.10 = 5,285,961.80/x
  3. Step 3: Cross multiply
    14,263,267.40x = 21,394,901.10 × 5,285,961.80
  4. Step 4: Simplify right side
    14,263,267.40x = 113,092,629,929,377.98
  5. Step 5: Solve for x
    x = 113,092,629,929,377.98/14,263,267.40
  6. Step 6: Final answer
    x = 7,928,942.70

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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.