Finding the Fourth Proportional to 5,915,486.11, 8,163,376.29 and 3,199,232.11
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Solution
The fourth proportional to 5,915,486.11, 8,163,376.29 and 3,199,232.11 is: 4,414,943.26
Step by Step Solution
- Step 1: Write the proportion equation
5,915,486.11 : 8,163,376.29 = 3,199,232.11 : x - Step 2: Convert to fraction form
5,915,486.11/8,163,376.29 = 3,199,232.11/x - Step 3: Cross multiply
5,915,486.11x = 8,163,376.29 × 3,199,232.11 - Step 4: Simplify right side
5,915,486.11x = 26,116,535,552,980.67 - Step 5: Solve for x
x = 26,116,535,552,980.67/5,915,486.11 - Step 6: Final answer
x = 4,414,943.26
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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.