Home / 36,429,400.40-54,707,086.20-19,423,288.40

Finding the Fourth Proportional to 36,429,400.40, 54,707,086.20 and 19,423,288.40

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Solution

The fourth proportional to 36,429,400.40, 54,707,086.20 and 19,423,288.40 is: 29,168,515.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,429,400.40 : 54,707,086.20 = 19,423,288.40 : x
  2. Step 2: Convert to fraction form
    36,429,400.40/54,707,086.20 = 19,423,288.40/x
  3. Step 3: Cross multiply
    36,429,400.40x = 54,707,086.20 × 19,423,288.40
  4. Step 4: Simplify right side
    36,429,400.40x = 1,062,591,512,786,260
  5. Step 5: Solve for x
    x = 1,062,591,512,786,260/36,429,400.40
  6. Step 6: Final answer
    x = 29,168,515.02

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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.