Home / 10,268,563.68-14,170,078.62-5,621,457.60

Finding the Fourth Proportional to 10,268,563.68, 14,170,078.62 and 5,621,457.60

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Solution

The fourth proportional to 10,268,563.68, 14,170,078.62 and 5,621,457.60 is: 7,757,316.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268,563.68 : 14,170,078.62 = 5,621,457.60 : x
  2. Step 2: Convert to fraction form
    10,268,563.68/14,170,078.62 = 5,621,457.60/x
  3. Step 3: Cross multiply
    10,268,563.68x = 14,170,078.62 × 5,621,457.60
  4. Step 4: Simplify right side
    10,268,563.68x = 79,656,496,150,996.50
  5. Step 5: Solve for x
    x = 79,656,496,150,996.50/10,268,563.68
  6. Step 6: Final answer
    x = 7,757,316.27

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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.