Finding the Fourth Proportional to 14,512,772.87, 21,769,204.06 and 3,582,963.74
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Solution
The fourth proportional to 14,512,772.87, 21,769,204.06 and 3,582,963.74 is: 5,374,456.67
Step by Step Solution
- Step 1: Write the proportion equation
14,512,772.87 : 21,769,204.06 = 3,582,963.74 : x - Step 2: Convert to fraction form
14,512,772.87/21,769,204.06 = 3,582,963.74/x - Step 3: Cross multiply
14,512,772.87x = 21,769,204.06 × 3,582,963.74 - Step 4: Simplify right side
14,512,772.87x = 77,998,268,895,393.75 - Step 5: Solve for x
x = 77,998,268,895,393.75/14,512,772.87 - Step 6: Final answer
x = 5,374,456.67
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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.