Finding the Fourth Proportional to 57,107,361.08, 78,799,842.68 and 32,656,351.16
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Solution
The fourth proportional to 57,107,361.08, 78,799,842.68 and 32,656,351.16 is: 45,061,009.39
Step by Step Solution
- Step 1: Write the proportion equation
57,107,361.08 : 78,799,842.68 = 32,656,351.16 : x - Step 2: Convert to fraction form
57,107,361.08/78,799,842.68 = 32,656,351.16/x - Step 3: Cross multiply
57,107,361.08x = 78,799,842.68 × 32,656,351.16 - Step 4: Simplify right side
57,107,361.08x = 2,573,315,333,910,836 - Step 5: Solve for x
x = 2,573,315,333,910,836/57,107,361.08 - Step 6: Final answer
x = 45,061,009.39
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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.