Finding the Fourth Proportional to 81,631,302.64, 112,651,193.64 and 44,961,875.44
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Solution
The fourth proportional to 81,631,302.64, 112,651,193.64 and 44,961,875.44 is: 62,047,385.90
Step by Step Solution
- Step 1: Write the proportion equation
81,631,302.64 : 112,651,193.64 = 44,961,875.44 : x - Step 2: Convert to fraction form
81,631,302.64/112,651,193.64 = 44,961,875.44/x - Step 3: Cross multiply
81,631,302.64x = 112,651,193.64 × 44,961,875.44 - Step 4: Simplify right side
81,631,302.64x = 5,065,008,936,609,000 - Step 5: Solve for x
x = 5,065,008,936,609,000/81,631,302.64 - Step 6: Final answer
x = 62,047,385.90
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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.