Home / 15,497,757.67-21,387,102.32-8,529,237.56

Finding the Fourth Proportional to 15,497,757.67, 21,387,102.32 and 8,529,237.56

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Solution

The fourth proportional to 15,497,757.67, 21,387,102.32 and 8,529,237.56 is: 11,770,456.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,497,757.67 : 21,387,102.32 = 8,529,237.56 : x
  2. Step 2: Convert to fraction form
    15,497,757.67/21,387,102.32 = 8,529,237.56/x
  3. Step 3: Cross multiply
    15,497,757.67x = 21,387,102.32 × 8,529,237.56
  4. Step 4: Simplify right side
    15,497,757.67x = 182,415,676,407,307.16
  5. Step 5: Solve for x
    x = 182,415,676,407,307.16/15,497,757.67
  6. Step 6: Final answer
    x = 11,770,456.11

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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.