Finding the Fourth Proportional to 6,660,477.62, 9,994,702.17 and 2,873,960.49
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Solution
The fourth proportional to 6,660,477.62, 9,994,702.17 and 2,873,960.49 is: 4,312,660.57
Step by Step Solution
- Step 1: Write the proportion equation
6,660,477.62 : 9,994,702.17 = 2,873,960.49 : x - Step 2: Convert to fraction form
6,660,477.62/9,994,702.17 = 2,873,960.49/x - Step 3: Cross multiply
6,660,477.62x = 9,994,702.17 × 2,873,960.49 - Step 4: Simplify right side
6,660,477.62x = 28,724,379,194,154.75 - Step 5: Solve for x
x = 28,724,379,194,154.75/6,660,477.62 - Step 6: Final answer
x = 4,312,660.57
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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.