Home / 15,850,697.88-21,874,317.75-8,881,895.28

Finding the Fourth Proportional to 15,850,697.88, 21,874,317.75 and 8,881,895.28

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Solution

The fourth proportional to 15,850,697.88, 21,874,317.75 and 8,881,895.28 is: 12,257,214.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,850,697.88 : 21,874,317.75 = 8,881,895.28 : x
  2. Step 2: Convert to fraction form
    15,850,697.88/21,874,317.75 = 8,881,895.28/x
  3. Step 3: Cross multiply
    15,850,697.88x = 21,874,317.75 × 8,881,895.28
  4. Step 4: Simplify right side
    15,850,697.88x = 194,285,399,576,945.22
  5. Step 5: Solve for x
    x = 194,285,399,576,945.22/15,850,697.88
  6. Step 6: Final answer
    x = 12,257,214.23

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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.