Finding the Fourth Proportional to 11,243,051.24, 15,515,407.23 and 6,086,409.08
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Solution
The fourth proportional to 11,243,051.24, 15,515,407.23 and 6,086,409.08 is: 8,399,242.65
Step by Step Solution
- Step 1: Write the proportion equation
11,243,051.24 : 15,515,407.23 = 6,086,409.08 : x - Step 2: Convert to fraction form
11,243,051.24/15,515,407.23 = 6,086,409.08/x - Step 3: Cross multiply
11,243,051.24x = 15,515,407.23 × 6,086,409.08 - Step 4: Simplify right side
11,243,051.24x = 94,433,115,444,569.66 - Step 5: Solve for x
x = 94,433,115,444,569.66/11,243,051.24 - Step 6: Final answer
x = 8,399,242.65
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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.