Home / 21,342,076.84-32,018,208.54-6,965,171.56

Finding the Fourth Proportional to 21,342,076.84, 32,018,208.54 and 6,965,171.56

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Solution

The fourth proportional to 21,342,076.84, 32,018,208.54 and 6,965,171.56 is: 10,449,419.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,342,076.84 : 32,018,208.54 = 6,965,171.56 : x
  2. Step 2: Convert to fraction form
    21,342,076.84/32,018,208.54 = 6,965,171.56/x
  3. Step 3: Cross multiply
    21,342,076.84x = 32,018,208.54 × 6,965,171.56
  4. Step 4: Simplify right side
    21,342,076.84x = 223,012,315,524,957.09
  5. Step 5: Solve for x
    x = 223,012,315,524,957.09/21,342,076.84
  6. Step 6: Final answer
    x = 10,449,419.58

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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.