Finding the Fourth Proportional to 64,684,429.80, 97,026,644.70 and 32,341,324.20
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Solution
The fourth proportional to 64,684,429.80, 97,026,644.70 and 32,341,324.20 is: 48,511,986.30
Step by Step Solution
- Step 1: Write the proportion equation
64,684,429.80 : 97,026,644.70 = 32,341,324.20 : x - Step 2: Convert to fraction form
64,684,429.80/97,026,644.70 = 32,341,324.20/x - Step 3: Cross multiply
64,684,429.80x = 97,026,644.70 × 32,341,324.20 - Step 4: Simplify right side
64,684,429.80x = 3,137,970,172,280,912 - Step 5: Solve for x
x = 3,137,970,172,280,912/64,684,429.80 - Step 6: Final answer
x = 48,511,986.30
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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.