Home / 40,120,255.01-60,138,384.05-16,790,365.43

Finding the Fourth Proportional to 40,120,255.01, 60,138,384.05 and 16,790,365.43

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Solution

The fourth proportional to 40,120,255.01, 60,138,384.05 and 16,790,365.43 is: 25,167,971.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,120,255.01 : 60,138,384.05 = 16,790,365.43 : x
  2. Step 2: Convert to fraction form
    40,120,255.01/60,138,384.05 = 16,790,365.43/x
  3. Step 3: Cross multiply
    40,120,255.01x = 60,138,384.05 × 16,790,365.43
  4. Step 4: Simplify right side
    40,120,255.01x = 1,009,745,444,569,183.38
  5. Step 5: Solve for x
    x = 1,009,745,444,569,183.38/40,120,255.01
  6. Step 6: Final answer
    x = 25,167,971.75

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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.