Home / 5,111,926.68-7,054,419.42-2,820,183.96

Finding the Fourth Proportional to 5,111,926.68, 7,054,419.42 and 2,820,183.96

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Solution

The fourth proportional to 5,111,926.68, 7,054,419.42 and 2,820,183.96 is: 3,891,832.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,111,926.68 : 7,054,419.42 = 2,820,183.96 : x
  2. Step 2: Convert to fraction form
    5,111,926.68/7,054,419.42 = 2,820,183.96/x
  3. Step 3: Cross multiply
    5,111,926.68x = 7,054,419.42 × 2,820,183.96
  4. Step 4: Simplify right side
    5,111,926.68x = 19,894,760,495,396.50
  5. Step 5: Solve for x
    x = 19,894,760,495,396.50/5,111,926.68
  6. Step 6: Final answer
    x = 3,891,832.13

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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.