Home / 14,256,046.40-21,384,069.60-13,972,611.20

Finding the Fourth Proportional to 14,256,046.40, 21,384,069.60 and 13,972,611.20

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Solution

The fourth proportional to 14,256,046.40, 21,384,069.60 and 13,972,611.20 is: 20,958,916.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256,046.40 : 21,384,069.60 = 13,972,611.20 : x
  2. Step 2: Convert to fraction form
    14,256,046.40/21,384,069.60 = 13,972,611.20/x
  3. Step 3: Cross multiply
    14,256,046.40x = 21,384,069.60 × 13,972,611.20
  4. Step 4: Simplify right side
    14,256,046.40x = 298,791,290,394,539.50
  5. Step 5: Solve for x
    x = 298,791,290,394,539.50/14,256,046.40
  6. Step 6: Final answer
    x = 20,958,916.80

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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.