Finding the Fourth Proportional to 81,304,883.96, 112,201,044.14 and 44,135,237.03
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Solution
The fourth proportional to 81,304,883.96, 112,201,044.14 and 44,135,237.03 is: 60,906,792.27
Step by Step Solution
- Step 1: Write the proportion equation
81,304,883.96 : 112,201,044.14 = 44,135,237.03 : x - Step 2: Convert to fraction form
81,304,883.96/112,201,044.14 = 44,135,237.03/x - Step 3: Cross multiply
81,304,883.96x = 112,201,044.14 × 44,135,237.03 - Step 4: Simplify right side
81,304,883.96x = 4,952,019,677,681,725 - Step 5: Solve for x
x = 4,952,019,677,681,725/81,304,883.96 - Step 6: Final answer
x = 60,906,792.27
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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.