Home / 49,727,823.31-74,630,036.85-40,036,147.84

Finding the Fourth Proportional to 49,727,823.31, 74,630,036.85 and 40,036,147.84

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Solution

The fourth proportional to 49,727,823.31, 74,630,036.85 and 40,036,147.84 is: 60,085,058.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,727,823.31 : 74,630,036.85 = 40,036,147.84 : x
  2. Step 2: Convert to fraction form
    49,727,823.31/74,630,036.85 = 40,036,147.84/x
  3. Step 3: Cross multiply
    49,727,823.31x = 74,630,036.85 × 40,036,147.84
  4. Step 4: Simplify right side
    49,727,823.31x = 2,987,899,188,431,067.50
  5. Step 5: Solve for x
    x = 2,987,899,188,431,067.50/49,727,823.31
  6. Step 6: Final answer
    x = 60,085,058.82

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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.