Home / 50,766,415.20-76,193,168.40-20,496,002.40

Finding the Fourth Proportional to 50,766,415.20, 76,193,168.40 and 20,496,002.40

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Solution

The fourth proportional to 50,766,415.20, 76,193,168.40 and 20,496,002.40 is: 30,761,584.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,766,415.20 : 76,193,168.40 = 20,496,002.40 : x
  2. Step 2: Convert to fraction form
    50,766,415.20/76,193,168.40 = 20,496,002.40/x
  3. Step 3: Cross multiply
    50,766,415.20x = 76,193,168.40 × 20,496,002.40
  4. Step 4: Simplify right side
    50,766,415.20x = 1,561,655,362,390,004.25
  5. Step 5: Solve for x
    x = 1,561,655,362,390,004.25/50,766,415.20
  6. Step 6: Final answer
    x = 30,761,584.33

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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.