Home / 13,821,700.68-19,073,924.42-7,626,742.52

Finding the Fourth Proportional to 13,821,700.68, 19,073,924.42 and 7,626,742.52

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Solution

The fourth proportional to 13,821,700.68, 19,073,924.42 and 7,626,742.52 is: 10,524,892.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,821,700.68 : 19,073,924.42 = 7,626,742.52 : x
  2. Step 2: Convert to fraction form
    13,821,700.68/19,073,924.42 = 7,626,742.52/x
  3. Step 3: Cross multiply
    13,821,700.68x = 19,073,924.42 × 7,626,742.52
  4. Step 4: Simplify right side
    13,821,700.68x = 145,471,910,263,777
  5. Step 5: Solve for x
    x = 145,471,910,263,777/13,821,700.68
  6. Step 6: Final answer
    x = 10,524,892.24

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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.