Home / 16,312,971.88-22,511,425.28-8,970,797.32

Finding the Fourth Proportional to 16,312,971.88, 22,511,425.28 and 8,970,797.32

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Solution

The fourth proportional to 16,312,971.88, 22,511,425.28 and 8,970,797.32 is: 12,379,438.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,312,971.88 : 22,511,425.28 = 8,970,797.32 : x
  2. Step 2: Convert to fraction form
    16,312,971.88/22,511,425.28 = 8,970,797.32/x
  3. Step 3: Cross multiply
    16,312,971.88x = 22,511,425.28 × 8,970,797.32
  4. Step 4: Simplify right side
    16,312,971.88x = 201,945,433,571,204.28
  5. Step 5: Solve for x
    x = 201,945,433,571,204.28/16,312,971.88
  6. Step 6: Final answer
    x = 12,379,438.59

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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.