Finding the Fourth Proportional to 51,415,161.23, 70,952,914.79 and 29,389,133.60
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Solution
The fourth proportional to 51,415,161.23, 70,952,914.79 and 29,389,133.60 is: 40,556,999.96
Step by Step Solution
- Step 1: Write the proportion equation
51,415,161.23 : 70,952,914.79 = 29,389,133.60 : x - Step 2: Convert to fraction form
51,415,161.23/70,952,914.79 = 29,389,133.60/x - Step 3: Cross multiply
51,415,161.23x = 70,952,914.79 × 29,389,133.60 - Step 4: Simplify right side
51,415,161.23x = 2,085,244,691,571,015.50 - Step 5: Solve for x
x = 2,085,244,691,571,015.50/51,415,161.23 - Step 6: Final answer
x = 40,556,999.96
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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.