Home / 11,679,982.56-16,116,783.48-6,522,686.64

Finding the Fourth Proportional to 11,679,982.56, 16,116,783.48 and 6,522,686.64

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Solution

The fourth proportional to 11,679,982.56, 16,116,783.48 and 6,522,686.64 is: 9,000,418.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,679,982.56 : 16,116,783.48 = 6,522,686.64 : x
  2. Step 2: Convert to fraction form
    11,679,982.56/16,116,783.48 = 6,522,686.64/x
  3. Step 3: Cross multiply
    11,679,982.56x = 16,116,783.48 × 6,522,686.64
  4. Step 4: Simplify right side
    11,679,982.56x = 105,124,728,284,768.70
  5. Step 5: Solve for x
    x = 105,124,728,284,768.70/11,679,982.56
  6. Step 6: Final answer
    x = 9,000,418.26

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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.