Home / 50,654,618.20-76,019,252.10-20,384,205.40

Finding the Fourth Proportional to 50,654,618.20, 76,019,252.10 and 20,384,205.40

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Solution

The fourth proportional to 50,654,618.20, 76,019,252.10 and 20,384,205.40 is: 30,591,328.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,654,618.20 : 76,019,252.10 = 20,384,205.40 : x
  2. Step 2: Convert to fraction form
    50,654,618.20/76,019,252.10 = 20,384,205.40/x
  3. Step 3: Cross multiply
    50,654,618.20x = 76,019,252.10 × 20,384,205.40
  4. Step 4: Simplify right side
    50,654,618.20x = 1,549,592,049,160,781
  5. Step 5: Solve for x
    x = 1,549,592,049,160,781/50,654,618.20
  6. Step 6: Final answer
    x = 30,591,328.18

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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.