Home / 36,219,632.40-54,392,434.20-19,213,520.40

Finding the Fourth Proportional to 36,219,632.40, 54,392,434.20 and 19,213,520.40

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Solution

The fourth proportional to 36,219,632.40, 54,392,434.20 and 19,213,520.40 is: 28,853,692.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,219,632.40 : 54,392,434.20 = 19,213,520.40 : x
  2. Step 2: Convert to fraction form
    36,219,632.40/54,392,434.20 = 19,213,520.40/x
  3. Step 3: Cross multiply
    36,219,632.40x = 54,392,434.20 × 19,213,520.40
  4. Step 4: Simplify right side
    36,219,632.40x = 1,045,070,144,107,357.62
  5. Step 5: Solve for x
    x = 1,045,070,144,107,357.62/36,219,632.40
  6. Step 6: Final answer
    x = 28,853,692.73

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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.