Finding the Fourth Proportional to 16,342,692.60, 24,528,035.70 and 7,258,769.40
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Solution
The fourth proportional to 16,342,692.60, 24,528,035.70 and 7,258,769.40 is: 10,894,370.92
Step by Step Solution
- Step 1: Write the proportion equation
16,342,692.60 : 24,528,035.70 = 7,258,769.40 : x - Step 2: Convert to fraction form
16,342,692.60/24,528,035.70 = 7,258,769.40/x - Step 3: Cross multiply
16,342,692.60x = 24,528,035.70 × 7,258,769.40 - Step 4: Simplify right side
16,342,692.60x = 178,043,354,981,267.59 - Step 5: Solve for x
x = 178,043,354,981,267.59/16,342,692.60 - Step 6: Final answer
x = 10,894,370.92
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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.