Home / 18,821,255.04-25,958,688.51-13,613,797.55

Finding the Fourth Proportional to 18,821,255.04, 25,958,688.51 and 13,613,797.55

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Solution

The fourth proportional to 18,821,255.04, 25,958,688.51 and 13,613,797.55 is: 18,776,448.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,821,255.04 : 25,958,688.51 = 13,613,797.55 : x
  2. Step 2: Convert to fraction form
    18,821,255.04/25,958,688.51 = 13,613,797.55/x
  3. Step 3: Cross multiply
    18,821,255.04x = 25,958,688.51 × 13,613,797.55
  4. Step 4: Simplify right side
    18,821,255.04x = 353,396,329,959,909.50
  5. Step 5: Solve for x
    x = 353,396,329,959,909.50/18,821,255.04
  6. Step 6: Final answer
    x = 18,776,448.71

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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.