Finding the Fourth Proportional to 9,990,112.16, 14,984,546.16 and 6,152,664.80
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Solution
The fourth proportional to 9,990,112.16, 14,984,546.16 and 6,152,664.80 is: 9,228,614.08
Step by Step Solution
- Step 1: Write the proportion equation
9,990,112.16 : 14,984,546.16 = 6,152,664.80 : x - Step 2: Convert to fraction form
9,990,112.16/14,984,546.16 = 6,152,664.80/x - Step 3: Cross multiply
9,990,112.16x = 14,984,546.16 × 6,152,664.80 - Step 4: Simplify right side
9,990,112.16x = 92,194,889,702,607.17 - Step 5: Solve for x
x = 92,194,889,702,607.17/9,990,112.16 - Step 6: Final answer
x = 9,228,614.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.