Home / 14,236,822.20-21,362,231.70-6,662,479.80

Finding the Fourth Proportional to 14,236,822.20, 21,362,231.70 and 6,662,479.80

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Solution

The fourth proportional to 14,236,822.20, 21,362,231.70 and 6,662,479.80 is: 9,996,994.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,236,822.20 : 21,362,231.70 = 6,662,479.80 : x
  2. Step 2: Convert to fraction form
    14,236,822.20/21,362,231.70 = 6,662,479.80/x
  3. Step 3: Cross multiply
    14,236,822.20x = 21,362,231.70 × 6,662,479.80
  4. Step 4: Simplify right side
    14,236,822.20x = 142,325,437,184,169.66
  5. Step 5: Solve for x
    x = 142,325,437,184,169.66/14,236,822.20
  6. Step 6: Final answer
    x = 9,996,994.78

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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.