Home / 39,753,629.79-59,630,537.03-12,087,801.15

Finding the Fourth Proportional to 39,753,629.79, 59,630,537.03 and 12,087,801.15

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Solution

The fourth proportional to 39,753,629.79, 59,630,537.03 and 12,087,801.15 is: 18,131,729.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,753,629.79 : 59,630,537.03 = 12,087,801.15 : x
  2. Step 2: Convert to fraction form
    39,753,629.79/59,630,537.03 = 12,087,801.15/x
  3. Step 3: Cross multiply
    39,753,629.79x = 59,630,537.03 × 12,087,801.15
  4. Step 4: Simplify right side
    39,753,629.79x = 720,802,074,025,912.62
  5. Step 5: Solve for x
    x = 720,802,074,025,912.62/39,753,629.79
  6. Step 6: Final answer
    x = 18,131,729.80

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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.