Finding the Fourth Proportional to 81,450,261.82, 112,403,578.56 and 44,283,042.94
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Solution
The fourth proportional to 81,450,261.82, 112,403,578.56 and 44,283,042.94 is: 61,111,804.74
Step by Step Solution
- Step 1: Write the proportion equation
81,450,261.82 : 112,403,578.56 = 44,283,042.94 : x - Step 2: Convert to fraction form
81,450,261.82/112,403,578.56 = 44,283,042.94/x - Step 3: Cross multiply
81,450,261.82x = 112,403,578.56 × 44,283,042.94 - Step 4: Simplify right side
81,450,261.82x = 4,977,572,495,982,143 - Step 5: Solve for x
x = 4,977,572,495,982,143/81,450,261.82 - Step 6: Final answer
x = 61,111,804.74
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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.