Finding the Fourth Proportional to 5,146,132.08, 7,716,702.24 and 1,551,228.96
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Solution
The fourth proportional to 5,146,132.08, 7,716,702.24 and 1,551,228.96 is: 2,326,091.09
Step by Step Solution
- Step 1: Write the proportion equation
5,146,132.08 : 7,716,702.24 = 1,551,228.96 : x - Step 2: Convert to fraction form
5,146,132.08/7,716,702.24 = 1,551,228.96/x - Step 3: Cross multiply
5,146,132.08x = 7,716,702.24 × 1,551,228.96 - Step 4: Simplify right side
5,146,132.08x = 11,970,371,990,384.87 - Step 5: Solve for x
x = 11,970,371,990,384.87/5,146,132.08 - Step 6: Final answer
x = 2,326,091.09
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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.