Finding the Fourth Proportional to 38,288,936.34, 52,858,243.98 and 29,567,530.26
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Solution
The fourth proportional to 38,288,936.34, 52,858,243.98 and 29,567,530.26 is: 40,818,259.21
Step by Step Solution
- Step 1: Write the proportion equation
38,288,936.34 : 52,858,243.98 = 29,567,530.26 : x - Step 2: Convert to fraction form
38,288,936.34/52,858,243.98 = 29,567,530.26/x - Step 3: Cross multiply
38,288,936.34x = 52,858,243.98 × 29,567,530.26 - Step 4: Simplify right side
38,288,936.34x = 1,562,887,728,369,112.75 - Step 5: Solve for x
x = 1,562,887,728,369,112.75/38,288,936.34 - Step 6: Final answer
x = 40,818,259.21
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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.