Home / 18,712,193.12-25,848,100.89-14,100,835.23

Finding the Fourth Proportional to 18,712,193.12, 25,848,100.89 and 14,100,835.23

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Solution

The fourth proportional to 18,712,193.12, 25,848,100.89 and 14,100,835.23 is: 19,478,198.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,712,193.12 : 25,848,100.89 = 14,100,835.23 : x
  2. Step 2: Convert to fraction form
    18,712,193.12/25,848,100.89 = 14,100,835.23/x
  3. Step 3: Cross multiply
    18,712,193.12x = 25,848,100.89 × 14,100,835.23
  4. Step 4: Simplify right side
    18,712,193.12x = 364,479,811,658,306.38
  5. Step 5: Solve for x
    x = 364,479,811,658,306.38/18,712,193.12
  6. Step 6: Final answer
    x = 19,478,198.49

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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.