Finding the Fourth Proportional to 8,563,724.62, 11,817,927.18 and 4,643,473.62
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Solution
The fourth proportional to 8,563,724.62, 11,817,927.18 and 4,643,473.62 is: 6,407,986.66
Step by Step Solution
- Step 1: Write the proportion equation
8,563,724.62 : 11,817,927.18 = 4,643,473.62 : x - Step 2: Convert to fraction form
8,563,724.62/11,817,927.18 = 4,643,473.62/x - Step 3: Cross multiply
8,563,724.62x = 11,817,927.18 × 4,643,473.62 - Step 4: Simplify right side
8,563,724.62x = 54,876,233,103,410.99 - Step 5: Solve for x
x = 54,876,233,103,410.99/8,563,724.62 - Step 6: Final answer
x = 6,407,986.66
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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.