Finding the Fourth Proportional to 16,234,866.57, 24,355,432.96 and 5,302,117.07
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Solution
The fourth proportional to 16,234,866.57, 24,355,432.96 and 5,302,117.07 is: 7,954,198.84
Step by Step Solution
- Step 1: Write the proportion equation
16,234,866.57 : 24,355,432.96 = 5,302,117.07 : x - Step 2: Convert to fraction form
16,234,866.57/24,355,432.96 = 5,302,117.07/x - Step 3: Cross multiply
16,234,866.57x = 24,355,432.96 × 5,302,117.07 - Step 4: Simplify right side
16,234,866.57x = 129,135,356,844,456.64 - Step 5: Solve for x
x = 129,135,356,844,456.64/16,234,866.57 - Step 6: Final answer
x = 7,954,198.84
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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.