Finding the Fourth Proportional to 11,243,084.88, 15,515,462.14 and 6,086,446.26
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Solution
The fourth proportional to 11,243,084.88, 15,515,462.14 and 6,086,446.26 is: 8,399,298.55
Step by Step Solution
- Step 1: Write the proportion equation
11,243,084.88 : 15,515,462.14 = 6,086,446.26 : x - Step 2: Convert to fraction form
11,243,084.88/15,515,462.14 = 6,086,446.26/x - Step 3: Cross multiply
11,243,084.88x = 15,515,462.14 × 6,086,446.26 - Step 4: Simplify right side
11,243,084.88x = 94,434,026,514,174.59 - Step 5: Solve for x
x = 94,434,026,514,174.59/11,243,084.88 - Step 6: Final answer
x = 8,399,298.55
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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.