Finding the Fourth Proportional to 49,923,612.11, 68,893,301.59 and 27,897,292.53
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Solution
The fourth proportional to 49,923,612.11, 68,893,301.59 and 27,897,292.53 is: 38,497,546.68
Step by Step Solution
- Step 1: Write the proportion equation
49,923,612.11 : 68,893,301.59 = 27,897,292.53 : x - Step 2: Convert to fraction form
49,923,612.11/68,893,301.59 = 27,897,292.53/x - Step 3: Cross multiply
49,923,612.11x = 68,893,301.59 × 27,897,292.53 - Step 4: Simplify right side
49,923,612.11x = 1,921,936,587,813,744.25 - Step 5: Solve for x
x = 1,921,936,587,813,744.25/49,923,612.11 - Step 6: Final answer
x = 38,497,546.68
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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.