Home / 10,789,899.48-16,174,329.75-4,311,043.20

Finding the Fourth Proportional to 10,789,899.48, 16,174,329.75 and 4,311,043.20

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Solution

The fourth proportional to 10,789,899.48, 16,174,329.75 and 4,311,043.20 is: 6,462,361.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,789,899.48 : 16,174,329.75 = 4,311,043.20 : x
  2. Step 2: Convert to fraction form
    10,789,899.48/16,174,329.75 = 4,311,043.20/x
  3. Step 3: Cross multiply
    10,789,899.48x = 16,174,329.75 × 4,311,043.20
  4. Step 4: Simplify right side
    10,789,899.48x = 69,728,234,283,295.20
  5. Step 5: Solve for x
    x = 69,728,234,283,295.20/10,789,899.48
  6. Step 6: Final answer
    x = 6,462,361.81

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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.