Finding the Fourth Proportional to 65,202,062.30, 97,803,093.45 and 19,757,951.90
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Solution
The fourth proportional to 65,202,062.30, 97,803,093.45 and 19,757,951.90 is: 29,636,927.85
Step by Step Solution
- Step 1: Write the proportion equation
65,202,062.30 : 97,803,093.45 = 19,757,951.90 : x - Step 2: Convert to fraction form
65,202,062.30/97,803,093.45 = 19,757,951.90/x - Step 3: Cross multiply
65,202,062.30x = 97,803,093.45 × 19,757,951.90 - Step 4: Simplify right side
65,202,062.30x = 1,932,388,816,056,305 - Step 5: Solve for x
x = 1,932,388,816,056,305/65,202,062.30 - Step 6: Final answer
x = 29,636,927.85
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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.