Home / 18,402,644.59-27,609,087.88-8,028,771.38

Finding the Fourth Proportional to 18,402,644.59, 27,609,087.88 and 8,028,771.38

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Solution

The fourth proportional to 18,402,644.59, 27,609,087.88 and 8,028,771.38 is: 12,045,391.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,402,644.59 : 27,609,087.88 = 8,028,771.38 : x
  2. Step 2: Convert to fraction form
    18,402,644.59/27,609,087.88 = 8,028,771.38/x
  3. Step 3: Cross multiply
    18,402,644.59x = 27,609,087.88 × 8,028,771.38
  4. Step 4: Simplify right side
    18,402,644.59x = 221,667,054,598,848.88
  5. Step 5: Solve for x
    x = 221,667,054,598,848.88/18,402,644.59
  6. Step 6: Final answer
    x = 12,045,391.28

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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.