Finding the Fourth Proportional to 14,972,057.80, 22,458,086.70 and 14,552,153.80
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Solution
The fourth proportional to 14,972,057.80, 22,458,086.70 and 14,552,153.80 is: 21,828,230.70
Step by Step Solution
- Step 1: Write the proportion equation
14,972,057.80 : 22,458,086.70 = 14,552,153.80 : x - Step 2: Convert to fraction form
14,972,057.80/22,458,086.70 = 14,552,153.80/x - Step 3: Cross multiply
14,972,057.80x = 22,458,086.70 × 14,552,153.80 - Step 4: Simplify right side
14,972,057.80x = 326,813,531,712,134.44 - Step 5: Solve for x
x = 326,813,531,712,134.44/14,972,057.80 - Step 6: Final answer
x = 21,828,230.70
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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.