Home / 6,381,066.24-9,569,528.64-2,120,090.40

Finding the Fourth Proportional to 6,381,066.24, 9,569,528.64 and 2,120,090.40

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Solution

The fourth proportional to 6,381,066.24, 9,569,528.64 and 2,120,090.40 is: 3,179,447.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381,066.24 : 9,569,528.64 = 2,120,090.40 : x
  2. Step 2: Convert to fraction form
    6,381,066.24/9,569,528.64 = 2,120,090.40/x
  3. Step 3: Cross multiply
    6,381,066.24x = 9,569,528.64 × 2,120,090.40
  4. Step 4: Simplify right side
    6,381,066.24x = 20,288,265,802,189.05
  5. Step 5: Solve for x
    x = 20,288,265,802,189.05/6,381,066.24
  6. Step 6: Final answer
    x = 3,179,447.61

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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.