Finding the Fourth Proportional to 5,466,326.85, 7,543,587.42 and 3,018,998.88
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Solution
The fourth proportional to 5,466,326.85, 7,543,587.42 and 3,018,998.88 is: 4,166,249.59
Step by Step Solution
- Step 1: Write the proportion equation
5,466,326.85 : 7,543,587.42 = 3,018,998.88 : x - Step 2: Convert to fraction form
5,466,326.85/7,543,587.42 = 3,018,998.88/x - Step 3: Cross multiply
5,466,326.85x = 7,543,587.42 × 3,018,998.88 - Step 4: Simplify right side
5,466,326.85x = 22,774,081,972,162.09 - Step 5: Solve for x
x = 22,774,081,972,162.09/5,466,326.85 - Step 6: Final answer
x = 4,166,249.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.