Finding the Fourth Proportional to 48,172,794.84, 66,478,529.94 and 26,146,302.32
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Solution
The fourth proportional to 48,172,794.84, 66,478,529.94 and 26,146,302.32 is: 36,081,936.85
Step by Step Solution
- Step 1: Write the proportion equation
48,172,794.84 : 66,478,529.94 = 26,146,302.32 : x - Step 2: Convert to fraction form
48,172,794.84/66,478,529.94 = 26,146,302.32/x - Step 3: Cross multiply
48,172,794.84x = 66,478,529.94 × 26,146,302.32 - Step 4: Simplify right side
48,172,794.84x = 1,738,167,741,268,018.75 - Step 5: Solve for x
x = 1,738,167,741,268,018.75/48,172,794.84 - Step 6: Final answer
x = 36,081,936.85
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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.