Finding the Fourth Proportional to 47,758,531.84, 71,630,799.12 and 23,490,944.80
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Solution
The fourth proportional to 47,758,531.84, 71,630,799.12 and 23,490,944.80 is: 35,232,974.79
Step by Step Solution
- Step 1: Write the proportion equation
47,758,531.84 : 71,630,799.12 = 23,490,944.80 : x - Step 2: Convert to fraction form
47,758,531.84/71,630,799.12 = 23,490,944.80/x - Step 3: Cross multiply
47,758,531.84x = 71,630,799.12 × 23,490,944.80 - Step 4: Simplify right side
47,758,531.84x = 1,682,675,148,107,808.75 - Step 5: Solve for x
x = 1,682,675,148,107,808.75/47,758,531.84 - Step 6: Final answer
x = 35,232,974.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.