Home / 18,370,286.40-27,490,111.20-16,000,161.60

Finding the Fourth Proportional to 18,370,286.40, 27,490,111.20 and 16,000,161.60

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Solution

The fourth proportional to 18,370,286.40, 27,490,111.20 and 16,000,161.60 is: 23,943,351.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,370,286.40 : 27,490,111.20 = 16,000,161.60 : x
  2. Step 2: Convert to fraction form
    18,370,286.40/27,490,111.20 = 16,000,161.60/x
  3. Step 3: Cross multiply
    18,370,286.40x = 27,490,111.20 × 16,000,161.60
  4. Step 4: Simplify right side
    18,370,286.40x = 439,846,221,601,969.88
  5. Step 5: Solve for x
    x = 439,846,221,601,969.88/18,370,286.40
  6. Step 6: Final answer
    x = 23,943,351.35

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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.