Finding the Fourth Proportional to 46,378,951.84, 69,531,840.24 and 29,303,639.20
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Solution
The fourth proportional to 46,378,951.84, 69,531,840.24 and 29,303,639.20 is: 43,932,341.69
Step by Step Solution
- Step 1: Write the proportion equation
46,378,951.84 : 69,531,840.24 = 29,303,639.20 : x - Step 2: Convert to fraction form
46,378,951.84/69,531,840.24 = 29,303,639.20/x - Step 3: Cross multiply
46,378,951.84x = 69,531,840.24 × 29,303,639.20 - Step 4: Simplify right side
46,378,951.84x = 2,037,535,959,305,001.25 - Step 5: Solve for x
x = 2,037,535,959,305,001.25/46,378,951.84 - Step 6: Final answer
x = 43,932,341.69
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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.