Home / 21,485,919.84-32,229,768.96-6,339,851.34

Finding the Fourth Proportional to 21,485,919.84, 32,229,768.96 and 6,339,851.34

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Solution

The fourth proportional to 21,485,919.84, 32,229,768.96 and 6,339,851.34 is: 9,510,039.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,485,919.84 : 32,229,768.96 = 6,339,851.34 : x
  2. Step 2: Convert to fraction form
    21,485,919.84/32,229,768.96 = 6,339,851.34/x
  3. Step 3: Cross multiply
    21,485,919.84x = 32,229,768.96 × 6,339,851.34
  4. Step 4: Simplify right side
    21,485,919.84x = 204,331,943,928,946.41
  5. Step 5: Solve for x
    x = 204,331,943,928,946.41/21,485,919.84
  6. Step 6: Final answer
    x = 9,510,039.39

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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.