Home / 6,447,623.82-8,897,369.48-3,546,546.36

Finding the Fourth Proportional to 6,447,623.82, 8,897,369.48 and 3,546,546.36

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Solution

The fourth proportional to 6,447,623.82, 8,897,369.48 and 3,546,546.36 is: 4,894,040.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447,623.82 : 8,897,369.48 = 3,546,546.36 : x
  2. Step 2: Convert to fraction form
    6,447,623.82/8,897,369.48 = 3,546,546.36/x
  3. Step 3: Cross multiply
    6,447,623.82x = 8,897,369.48 × 3,546,546.36
  4. Step 4: Simplify right side
    6,447,623.82x = 31,554,933,342,869.09
  5. Step 5: Solve for x
    x = 31,554,933,342,869.09/6,447,623.82
  6. Step 6: Final answer
    x = 4,894,040.69

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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.