Finding the Fourth Proportional to 47,260,716.84, 70,891,087.28 and 14,915,150.87
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Solution
The fourth proportional to 47,260,716.84, 70,891,087.28 and 14,915,150.87 is: 22,372,730.09
Step by Step Solution
- Step 1: Write the proportion equation
47,260,716.84 : 70,891,087.28 = 14,915,150.87 : x - Step 2: Convert to fraction form
47,260,716.84/70,891,087.28 = 14,915,150.87/x - Step 3: Cross multiply
47,260,716.84x = 70,891,087.28 × 14,915,150.87 - Step 4: Simplify right side
47,260,716.84x = 1,057,351,261,690,506.88 - Step 5: Solve for x
x = 1,057,351,261,690,506.88/47,260,716.84 - Step 6: Final answer
x = 22,372,730.09
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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.