Finding the Fourth Proportional to 64,631,039.96, 96,377,344.74 and 64,048,115.62
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Solution
The fourth proportional to 64,631,039.96, 96,377,344.74 and 64,048,115.62 is: 95,508,092.12
Step by Step Solution
- Step 1: Write the proportion equation
64,631,039.96 : 96,377,344.74 = 64,048,115.62 : x - Step 2: Convert to fraction form
64,631,039.96/96,377,344.74 = 64,048,115.62/x - Step 3: Cross multiply
64,631,039.96x = 96,377,344.74 × 64,048,115.62 - Step 4: Simplify right side
64,631,039.96x = 6,172,787,318,815,175 - Step 5: Solve for x
x = 6,172,787,318,815,175/64,631,039.96 - Step 6: Final answer
x = 95,508,092.12
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.