Finding the Fourth Proportional to 49,736,295.08, 68,634,478.09 and 28,546,562.85
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Solution
The fourth proportional to 49,736,295.08, 68,634,478.09 and 28,546,562.85 is: 39,393,333.16
Step by Step Solution
- Step 1: Write the proportion equation
49,736,295.08 : 68,634,478.09 = 28,546,562.85 : x - Step 2: Convert to fraction form
49,736,295.08/68,634,478.09 = 28,546,562.85/x - Step 3: Cross multiply
49,736,295.08x = 68,634,478.09 × 28,546,562.85 - Step 4: Simplify right side
49,736,295.08x = 1,959,278,442,476,931.25 - Step 5: Solve for x
x = 1,959,278,442,476,931.25/49,736,295.08 - Step 6: Final answer
x = 39,393,333.16
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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.