Finding the Fourth Proportional to 11,082,653.10, 15,293,916.18 and 6,187,958.28
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Solution
The fourth proportional to 11,082,653.10, 15,293,916.18 and 6,187,958.28 is: 8,539,301.41
Step by Step Solution
- Step 1: Write the proportion equation
11,082,653.10 : 15,293,916.18 = 6,187,958.28 : x - Step 2: Convert to fraction form
11,082,653.10/15,293,916.18 = 6,187,958.28/x - Step 3: Cross multiply
11,082,653.10x = 15,293,916.18 × 6,187,958.28 - Step 4: Simplify right side
11,082,653.10x = 94,638,115,259,656.97 - Step 5: Solve for x
x = 94,638,115,259,656.97/11,082,653.10 - Step 6: Final answer
x = 8,539,301.41
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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.