Home / 21,734,673.30-29,994,568.20-11,945,464.47

Finding the Fourth Proportional to 21,734,673.30, 29,994,568.20 and 11,945,464.47

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Solution

The fourth proportional to 21,734,673.30, 29,994,568.20 and 11,945,464.47 is: 16,485,136.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,734,673.30 : 29,994,568.20 = 11,945,464.47 : x
  2. Step 2: Convert to fraction form
    21,734,673.30/29,994,568.20 = 11,945,464.47/x
  3. Step 3: Cross multiply
    21,734,673.30x = 29,994,568.20 × 11,945,464.47
  4. Step 4: Simplify right side
    21,734,673.30x = 358,299,048,726,091.88
  5. Step 5: Solve for x
    x = 358,299,048,726,091.88/21,734,673.30
  6. Step 6: Final answer
    x = 16,485,136.16

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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.