Home / 6,621,187.38-9,926,421.30-2,069,892.96

Finding the Fourth Proportional to 6,621,187.38, 9,926,421.30 and 2,069,892.96

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Solution

The fourth proportional to 6,621,187.38, 9,926,421.30 and 2,069,892.96 is: 3,103,163.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,621,187.38 : 9,926,421.30 = 2,069,892.96 : x
  2. Step 2: Convert to fraction form
    6,621,187.38/9,926,421.30 = 2,069,892.96/x
  3. Step 3: Cross multiply
    6,621,187.38x = 9,926,421.30 × 2,069,892.96
  4. Step 4: Simplify right side
    6,621,187.38x = 20,546,629,566,864.05
  5. Step 5: Solve for x
    x = 20,546,629,566,864.05/6,621,187.38
  6. Step 6: Final answer
    x = 3,103,163.89

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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.