Home / 13,771,299.43-19,004,342.47-7,659,727.93

Finding the Fourth Proportional to 13,771,299.43, 19,004,342.47 and 7,659,727.93

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Solution

The fourth proportional to 13,771,299.43, 19,004,342.47 and 7,659,727.93 is: 10,570,396.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,771,299.43 : 19,004,342.47 = 7,659,727.93 : x
  2. Step 2: Convert to fraction form
    13,771,299.43/19,004,342.47 = 7,659,727.93/x
  3. Step 3: Cross multiply
    13,771,299.43x = 19,004,342.47 × 7,659,727.93
  4. Step 4: Simplify right side
    13,771,299.43x = 145,568,092,808,744.19
  5. Step 5: Solve for x
    x = 145,568,092,808,744.19/13,771,299.43
  6. Step 6: Final answer
    x = 10,570,396.32

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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.