Home / 18,106,606.20-27,159,909.30-12,367,043.40

Finding the Fourth Proportional to 18,106,606.20, 27,159,909.30 and 12,367,043.40

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Solution

The fourth proportional to 18,106,606.20, 27,159,909.30 and 12,367,043.40 is: 18,550,565.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,106,606.20 : 27,159,909.30 = 12,367,043.40 : x
  2. Step 2: Convert to fraction form
    18,106,606.20/27,159,909.30 = 12,367,043.40/x
  3. Step 3: Cross multiply
    18,106,606.20x = 27,159,909.30 × 12,367,043.40
  4. Step 4: Simplify right side
    18,106,606.20x = 335,887,777,053,163.62
  5. Step 5: Solve for x
    x = 335,887,777,053,163.62/18,106,606.20
  6. Step 6: Final answer
    x = 18,550,565.10

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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.