Finding the Fourth Proportional to 16,551,487.68, 22,840,694.64 and 9,582,459.12
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Solution
The fourth proportional to 16,551,487.68, 22,840,694.64 and 9,582,459.12 is: 13,223,586.11
Step by Step Solution
- Step 1: Write the proportion equation
16,551,487.68 : 22,840,694.64 = 9,582,459.12 : x - Step 2: Convert to fraction form
16,551,487.68/22,840,694.64 = 9,582,459.12/x - Step 3: Cross multiply
16,551,487.68x = 22,840,694.64 × 9,582,459.12 - Step 4: Simplify right side
16,551,487.68x = 218,870,022,660,203.09 - Step 5: Solve for x
x = 218,870,022,660,203.09/16,551,487.68 - Step 6: Final answer
x = 13,223,586.11
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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.