Home / 8,179,870.34-11,284,072.64-6,242,767.89

Finding the Fourth Proportional to 8,179,870.34, 11,284,072.64 and 6,242,767.89

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Solution

The fourth proportional to 8,179,870.34, 11,284,072.64 and 6,242,767.89 is: 8,611,853.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179,870.34 : 11,284,072.64 = 6,242,767.89 : x
  2. Step 2: Convert to fraction form
    8,179,870.34/11,284,072.64 = 6,242,767.89/x
  3. Step 3: Cross multiply
    8,179,870.34x = 11,284,072.64 × 6,242,767.89
  4. Step 4: Simplify right side
    8,179,870.34x = 70,443,846,314,205.69
  5. Step 5: Solve for x
    x = 70,443,846,314,205.69/8,179,870.34
  6. Step 6: Final answer
    x = 8,611,853.66

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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.