Home / 39,872,670.80-59,836,999.80-17,169,861.20

Finding the Fourth Proportional to 39,872,670.80, 59,836,999.80 and 17,169,861.20

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Solution

The fourth proportional to 39,872,670.80, 59,836,999.80 and 17,169,861.20 is: 25,766,846.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,872,670.80 : 59,836,999.80 = 17,169,861.20 : x
  2. Step 2: Convert to fraction form
    39,872,670.80/59,836,999.80 = 17,169,861.20/x
  3. Step 3: Cross multiply
    39,872,670.80x = 59,836,999.80 × 17,169,861.20
  4. Step 4: Simplify right side
    39,872,670.80x = 1,027,392,981,190,427.62
  5. Step 5: Solve for x
    x = 1,027,392,981,190,427.62/39,872,670.80
  6. Step 6: Final answer
    x = 25,766,846.33

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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.