Finding the Fourth Proportional to 54,642,323.09, 75,415,734.73 and 32,616,958.61
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Solution
The fourth proportional to 54,642,323.09, 75,415,734.73 and 32,616,958.61 is: 45,016,971.44
Step by Step Solution
- Step 1: Write the proportion equation
54,642,323.09 : 75,415,734.73 = 32,616,958.61 : x - Step 2: Convert to fraction form
54,642,323.09/75,415,734.73 = 32,616,958.61/x - Step 3: Cross multiply
54,642,323.09x = 75,415,734.73 × 32,616,958.61 - Step 4: Simplify right side
54,642,323.09x = 2,459,831,897,690,986 - Step 5: Solve for x
x = 2,459,831,897,690,986/54,642,323.09 - Step 6: Final answer
x = 45,016,971.44
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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.