Home / 7,254,213.62-10,010,814.37-3,990,958.26

Finding the Fourth Proportional to 7,254,213.62, 10,010,814.37 and 3,990,958.26

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Solution

The fourth proportional to 7,254,213.62, 10,010,814.37 and 3,990,958.26 is: 5,507,522.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254,213.62 : 10,010,814.37 = 3,990,958.26 : x
  2. Step 2: Convert to fraction form
    7,254,213.62/10,010,814.37 = 3,990,958.26/x
  3. Step 3: Cross multiply
    7,254,213.62x = 10,010,814.37 × 3,990,958.26
  4. Step 4: Simplify right side
    7,254,213.62x = 39,952,742,251,760.25
  5. Step 5: Solve for x
    x = 39,952,742,251,760.25/7,254,213.62
  6. Step 6: Final answer
    x = 5,507,522.16

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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.