Finding the Fourth Proportional to 5,433,248.16, 8,149,863.60 and 1,444,160.16
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Solution
The fourth proportional to 5,433,248.16, 8,149,863.60 and 1,444,160.16 is: 2,166,237.94
Step by Step Solution
- Step 1: Write the proportion equation
5,433,248.16 : 8,149,863.60 = 1,444,160.16 : x - Step 2: Convert to fraction form
5,433,248.16/8,149,863.60 = 1,444,160.16/x - Step 3: Cross multiply
5,433,248.16x = 8,149,863.60 × 1,444,160.16 - Step 4: Simplify right side
5,433,248.16x = 11,769,708,320,554.17 - Step 5: Solve for x
x = 11,769,708,320,554.17/5,433,248.16 - Step 6: Final answer
x = 2,166,237.94
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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.