Home / 21,351,992.31-32,021,364.41-7,703,364.41

Finding the Fourth Proportional to 21,351,992.31, 32,021,364.41 and 7,703,364.41

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Solution

The fourth proportional to 21,351,992.31, 32,021,364.41 and 7,703,364.41 is: 11,552,656.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,351,992.31 : 32,021,364.41 = 7,703,364.41 : x
  2. Step 2: Convert to fraction form
    21,351,992.31/32,021,364.41 = 7,703,364.41/x
  3. Step 3: Cross multiply
    21,351,992.31x = 32,021,364.41 × 7,703,364.41
  4. Step 4: Simplify right side
    21,351,992.31x = 246,672,239,107,760.75
  5. Step 5: Solve for x
    x = 246,672,239,107,760.75/21,351,992.31
  6. Step 6: Final answer
    x = 11,552,656.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.