Finding the Fourth Proportional to 36,027,947.28, 49,718,660.76 and 19,508,268
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Solution
The fourth proportional to 36,027,947.28, 49,718,660.76 and 19,508,268 is: 26,921,460.48
Step by Step Solution
- Step 1: Write the proportion equation
36,027,947.28 : 49,718,660.76 = 19,508,268 : x - Step 2: Convert to fraction form
36,027,947.28/49,718,660.76 = 19,508,268/x - Step 3: Cross multiply
36,027,947.28x = 49,718,660.76 × 19,508,268 - Step 4: Simplify right side
36,027,947.28x = 969,924,958,707,163.62 - Step 5: Solve for x
x = 969,924,958,707,163.62/36,027,947.28 - Step 6: Final answer
x = 26,921,460.48
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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.