Home / 11,720,999.88-16,174,979.83-6,564,361.42

Finding the Fourth Proportional to 11,720,999.88, 16,174,979.83 and 6,564,361.42

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Solution

The fourth proportional to 11,720,999.88, 16,174,979.83 and 6,564,361.42 is: 9,058,818.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,720,999.88 : 16,174,979.83 = 6,564,361.42 : x
  2. Step 2: Convert to fraction form
    11,720,999.88/16,174,979.83 = 6,564,361.42/x
  3. Step 3: Cross multiply
    11,720,999.88x = 16,174,979.83 × 6,564,361.42
  4. Step 4: Simplify right side
    11,720,999.88x = 106,178,413,611,774.25
  5. Step 5: Solve for x
    x = 106,178,413,611,774.25/11,720,999.88
  6. Step 6: Final answer
    x = 9,058,818.76

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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.