Home / 14,014,728.20-21,022,092.30-13,164,422.60

Finding the Fourth Proportional to 14,014,728.20, 21,022,092.30 and 13,164,422.60

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Solution

The fourth proportional to 14,014,728.20, 21,022,092.30 and 13,164,422.60 is: 19,746,633.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014,728.20 : 21,022,092.30 = 13,164,422.60 : x
  2. Step 2: Convert to fraction form
    14,014,728.20/21,022,092.30 = 13,164,422.60/x
  3. Step 3: Cross multiply
    14,014,728.20x = 21,022,092.30 × 13,164,422.60
  4. Step 4: Simplify right side
    14,014,728.20x = 276,743,706,973,405.97
  5. Step 5: Solve for x
    x = 276,743,706,973,405.97/14,014,728.20
  6. Step 6: Final answer
    x = 19,746,633.90

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1.5x scale

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.