Finding the Fourth Proportional to 81,450,252.80, 112,403,566.08 and 44,283,033.92
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Solution
The fourth proportional to 81,450,252.80, 112,403,566.08 and 44,283,033.92 is: 61,111,792.27
Step by Step Solution
- Step 1: Write the proportion equation
81,450,252.80 : 112,403,566.08 = 44,283,033.92 : x - Step 2: Convert to fraction form
81,450,252.80/112,403,566.08 = 44,283,033.92/x - Step 3: Cross multiply
81,450,252.80x = 112,403,566.08 × 44,283,033.92 - Step 4: Simplify right side
81,450,252.80x = 4,977,570,929,449,602 - Step 5: Solve for x
x = 4,977,570,929,449,602/81,450,252.80 - Step 6: Final answer
x = 61,111,792.27
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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.