Home / 25,821,990.60-38,723,933.34-7,621,329.48

Finding the Fourth Proportional to 25,821,990.60, 38,723,933.34 and 7,621,329.48

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Solution

The fourth proportional to 25,821,990.60, 38,723,933.34 and 7,621,329.48 is: 11,429,322.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,821,990.60 : 38,723,933.34 = 7,621,329.48 : x
  2. Step 2: Convert to fraction form
    25,821,990.60/38,723,933.34 = 7,621,329.48/x
  3. Step 3: Cross multiply
    25,821,990.60x = 38,723,933.34 × 7,621,329.48
  4. Step 4: Simplify right side
    25,821,990.60x = 295,127,854,745,696.94
  5. Step 5: Solve for x
    x = 295,127,854,745,696.94/25,821,990.60
  6. Step 6: Final answer
    x = 11,429,322.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.