Home / 55,351,483.71-76,384,593.39-30,233,609.04

Finding the Fourth Proportional to 55,351,483.71, 76,384,593.39 and 30,233,609.04

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Solution

The fourth proportional to 55,351,483.71, 76,384,593.39 and 30,233,609.04 is: 41,722,132.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,351,483.71 : 76,384,593.39 = 30,233,609.04 : x
  2. Step 2: Convert to fraction form
    55,351,483.71/76,384,593.39 = 30,233,609.04/x
  3. Step 3: Cross multiply
    55,351,483.71x = 76,384,593.39 × 30,233,609.04
  4. Step 4: Simplify right side
    55,351,483.71x = 2,309,381,933,232,628
  5. Step 5: Solve for x
    x = 2,309,381,933,232,628/55,351,483.71
  6. Step 6: Final answer
    x = 41,722,132.42

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1.5x scale

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.