Finding the Fourth Proportional to 7,664,699.92, 11,492,773.68 and 2,544,349.12
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Solution
The fourth proportional to 7,664,699.92, 11,492,773.68 and 2,544,349.12 is: 3,815,104.17
Step by Step Solution
- Step 1: Write the proportion equation
7,664,699.92 : 11,492,773.68 = 2,544,349.12 : x - Step 2: Convert to fraction form
7,664,699.92/11,492,773.68 = 2,544,349.12/x - Step 3: Cross multiply
7,664,699.92x = 11,492,773.68 × 2,544,349.12 - Step 4: Simplify right side
7,664,699.92x = 29,241,628,599,067.16 - Step 5: Solve for x
x = 29,241,628,599,067.16/7,664,699.92 - Step 6: Final answer
x = 3,815,104.17
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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.