Home / 51,975,523.12-71,725,351.32-28,770,150.64

Finding the Fourth Proportional to 51,975,523.12, 71,725,351.32 and 28,770,150.64

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Solution

The fourth proportional to 51,975,523.12, 71,725,351.32 and 28,770,150.64 is: 39,702,325.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,975,523.12 : 71,725,351.32 = 28,770,150.64 : x
  2. Step 2: Convert to fraction form
    51,975,523.12/71,725,351.32 = 28,770,150.64/x
  3. Step 3: Cross multiply
    51,975,523.12x = 71,725,351.32 × 28,770,150.64
  4. Step 4: Simplify right side
    51,975,523.12x = 2,063,549,162,183,322.75
  5. Step 5: Solve for x
    x = 2,063,549,162,183,322.75/51,975,523.12
  6. Step 6: Final answer
    x = 39,702,325.99

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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.