Home / 11,972,684.40-17,961,359.40-4,782,994.80

Finding the Fourth Proportional to 11,972,684.40, 17,961,359.40 and 4,782,994.80

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Solution

The fourth proportional to 11,972,684.40, 17,961,359.40 and 4,782,994.80 is: 7,175,424.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,972,684.40 : 17,961,359.40 = 4,782,994.80 : x
  2. Step 2: Convert to fraction form
    11,972,684.40/17,961,359.40 = 4,782,994.80/x
  3. Step 3: Cross multiply
    11,972,684.40x = 17,961,359.40 × 4,782,994.80
  4. Step 4: Simplify right side
    11,972,684.40x = 85,909,088,611,131.11
  5. Step 5: Solve for x
    x = 85,909,088,611,131.11/11,972,684.40
  6. Step 6: Final answer
    x = 7,175,424.14

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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.