Finding the Fourth Proportional to 37,080,259.48, 51,166,054.09 and 20,330,591.66
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Solution
The fourth proportional to 37,080,259.48, 51,166,054.09 and 20,330,591.66 is: 28,053,637.36
Step by Step Solution
- Step 1: Write the proportion equation
37,080,259.48 : 51,166,054.09 = 20,330,591.66 : x - Step 2: Convert to fraction form
37,080,259.48/51,166,054.09 = 20,330,591.66/x - Step 3: Cross multiply
37,080,259.48x = 51,166,054.09 × 20,330,591.66 - Step 4: Simplify right side
37,080,259.48x = 1,040,236,152,557,263 - Step 5: Solve for x
x = 1,040,236,152,557,263/37,080,259.48 - Step 6: Final answer
x = 28,053,637.36
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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.