Finding the Fourth Proportional to 61,087,697.62, 84,302,685.65 and 33,212,283.46
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Solution
The fourth proportional to 61,087,697.62, 84,302,685.65 and 33,212,283.46 is: 45,833,855.28
Step by Step Solution
- Step 1: Write the proportion equation
61,087,697.62 : 84,302,685.65 = 33,212,283.46 : x - Step 2: Convert to fraction form
61,087,697.62/84,302,685.65 = 33,212,283.46/x - Step 3: Cross multiply
61,087,697.62x = 84,302,685.65 × 33,212,283.46 - Step 4: Simplify right side
61,087,697.62x = 2,799,884,691,659,499 - Step 5: Solve for x
x = 2,799,884,691,659,499/61,087,697.62 - Step 6: Final answer
x = 45,833,855.28
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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.