Finding the Fourth Proportional to 11,242,887.48, 15,515,166.87 and 6,086,247.66
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Solution
The fourth proportional to 11,242,887.48, 15,515,166.87 and 6,086,247.66 is: 8,399,012.11
Step by Step Solution
- Step 1: Write the proportion equation
11,242,887.48 : 15,515,166.87 = 6,086,247.66 : x - Step 2: Convert to fraction form
11,242,887.48/15,515,166.87 = 6,086,247.66/x - Step 3: Cross multiply
11,242,887.48x = 15,515,166.87 × 6,086,247.66 - Step 4: Simplify right side
11,242,887.48x = 94,429,148,057,047.02 - Step 5: Solve for x
x = 94,429,148,057,047.02/11,242,887.48 - Step 6: Final answer
x = 8,399,012.11
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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.