Finding the Fourth Proportional to 7,893,911.08, 11,845,590.46 and 3,406,187.08
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Solution
The fourth proportional to 7,893,911.08, 11,845,590.46 and 3,406,187.08 is: 5,111,318.94
Step by Step Solution
- Step 1: Write the proportion equation
7,893,911.08 : 11,845,590.46 = 3,406,187.08 : x - Step 2: Convert to fraction form
7,893,911.08/11,845,590.46 = 3,406,187.08/x - Step 3: Cross multiply
7,893,911.08x = 11,845,590.46 × 3,406,187.08 - Step 4: Simplify right side
7,893,911.08x = 40,348,297,179,823.26 - Step 5: Solve for x
x = 40,348,297,179,823.26/7,893,911.08 - Step 6: Final answer
x = 5,111,318.94
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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.