Finding the Fourth Proportional to 11,243,054.24, 15,515,411.36 and 6,086,412.08
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Solution
The fourth proportional to 11,243,054.24, 15,515,411.36 and 6,086,412.08 is: 8,399,246.78
Step by Step Solution
- Step 1: Write the proportion equation
11,243,054.24 : 15,515,411.36 = 6,086,412.08 : x - Step 2: Convert to fraction form
11,243,054.24/15,515,411.36 = 6,086,412.08/x - Step 3: Cross multiply
11,243,054.24x = 15,515,411.36 × 6,086,412.08 - Step 4: Simplify right side
11,243,054.24x = 94,433,187,127,673.22 - Step 5: Solve for x
x = 94,433,187,127,673.22/11,243,054.24 - Step 6: Final answer
x = 8,399,246.78
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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.