Home / 50,270,515.08-69,369,050.10-28,242,286.60

Finding the Fourth Proportional to 50,270,515.08, 69,369,050.10 and 28,242,286.60

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Solution

The fourth proportional to 50,270,515.08, 69,369,050.10 and 28,242,286.60 is: 38,971,961.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,270,515.08 : 69,369,050.10 = 28,242,286.60 : x
  2. Step 2: Convert to fraction form
    50,270,515.08/69,369,050.10 = 28,242,286.60/x
  3. Step 3: Cross multiply
    50,270,515.08x = 69,369,050.10 × 28,242,286.60
  4. Step 4: Simplify right side
    50,270,515.08x = 1,959,140,594,093,958.50
  5. Step 5: Solve for x
    x = 1,959,140,594,093,958.50/50,270,515.08
  6. Step 6: Final answer
    x = 38,971,961.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.