Home / 8,658,936.35-11,939,553.60-6,476,485.31

Finding the Fourth Proportional to 8,658,936.35, 11,939,553.60 and 6,476,485.31

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Solution

The fourth proportional to 8,658,936.35, 11,939,553.60 and 6,476,485.31 is: 8,930,235.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,658,936.35 : 11,939,553.60 = 6,476,485.31 : x
  2. Step 2: Convert to fraction form
    8,658,936.35/11,939,553.60 = 6,476,485.31/x
  3. Step 3: Cross multiply
    8,658,936.35x = 11,939,553.60 × 6,476,485.31
  4. Step 4: Simplify right side
    8,658,936.35x = 77,326,343,459,146.34
  5. Step 5: Solve for x
    x = 77,326,343,459,146.34/8,658,936.35
  6. Step 6: Final answer
    x = 8,930,235.81

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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.