Home / 16,946,755.50-23,397,783.84-13,019,517.21

Finding the Fourth Proportional to 16,946,755.50, 23,397,783.84 and 13,019,517.21

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Solution

The fourth proportional to 16,946,755.50, 23,397,783.84 and 13,019,517.21 is: 17,975,585.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,946,755.50 : 23,397,783.84 = 13,019,517.21 : x
  2. Step 2: Convert to fraction form
    16,946,755.50/23,397,783.84 = 13,019,517.21/x
  3. Step 3: Cross multiply
    16,946,755.50x = 23,397,783.84 × 13,019,517.21
  4. Step 4: Simplify right side
    16,946,755.50x = 304,627,849,380,739.88
  5. Step 5: Solve for x
    x = 304,627,849,380,739.88/16,946,755.50
  6. Step 6: Final answer
    x = 17,975,585.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.