Finding the Fourth Proportional to 81,743,712.94, 112,805,502.42 and 44,573,901.99
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Solution
The fourth proportional to 81,743,712.94, 112,805,502.42 and 44,573,901.99 is: 61,511,536.83
Step by Step Solution
- Step 1: Write the proportion equation
81,743,712.94 : 112,805,502.42 = 44,573,901.99 : x - Step 2: Convert to fraction form
81,743,712.94/112,805,502.42 = 44,573,901.99/x - Step 3: Cross multiply
81,743,712.94x = 112,805,502.42 × 44,573,901.99 - Step 4: Simplify right side
81,743,712.94x = 5,028,181,408,801,788 - Step 5: Solve for x
x = 5,028,181,408,801,788/81,743,712.94 - Step 6: Final answer
x = 61,511,536.83
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.