Home / 25,231,649.98-34,819,690.44-13,629,213.22

Finding the Fourth Proportional to 25,231,649.98, 34,819,690.44 and 13,629,213.22

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Solution

The fourth proportional to 25,231,649.98, 34,819,690.44 and 13,629,213.22 is: 18,808,321.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,231,649.98 : 34,819,690.44 = 13,629,213.22 : x
  2. Step 2: Convert to fraction form
    25,231,649.98/34,819,690.44 = 13,629,213.22/x
  3. Step 3: Cross multiply
    25,231,649.98x = 34,819,690.44 × 13,629,213.22
  4. Step 4: Simplify right side
    25,231,649.98x = 474,564,985,261,155.62
  5. Step 5: Solve for x
    x = 474,564,985,261,155.62/25,231,649.98
  6. Step 6: Final answer
    x = 18,808,321.52

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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.