Finding the Fourth Proportional to 6,915,603.08, 10,366,310.22 and 2,654,623.88
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Solution
The fourth proportional to 6,915,603.08, 10,366,310.22 and 2,654,623.88 is: 3,979,212.56
Step by Step Solution
- Step 1: Write the proportion equation
6,915,603.08 : 10,366,310.22 = 2,654,623.88 : x - Step 2: Convert to fraction form
6,915,603.08/10,366,310.22 = 2,654,623.88/x - Step 3: Cross multiply
6,915,603.08x = 10,366,310.22 × 2,654,623.88 - Step 4: Simplify right side
6,915,603.08x = 27,518,654,657,500.05 - Step 5: Solve for x
x = 27,518,654,657,500.05/6,915,603.08 - Step 6: Final answer
x = 3,979,212.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.