Home / 30,415,236.32-45,622,067.16-10,220,478.32

Finding the Fourth Proportional to 30,415,236.32, 45,622,067.16 and 10,220,478.32

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Solution

The fourth proportional to 30,415,236.32, 45,622,067.16 and 10,220,478.32 is: 15,330,452.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,415,236.32 : 45,622,067.16 = 10,220,478.32 : x
  2. Step 2: Convert to fraction form
    30,415,236.32/45,622,067.16 = 10,220,478.32/x
  3. Step 3: Cross multiply
    30,415,236.32x = 45,622,067.16 × 10,220,478.32
  4. Step 4: Simplify right side
    30,415,236.32x = 466,279,348,322,363.94
  5. Step 5: Solve for x
    x = 466,279,348,322,363.94/30,415,236.32
  6. Step 6: Final answer
    x = 15,330,452.92

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