Finding the Fourth Proportional to 16,306,190.86, 24,465,990.94 and 7,203,484.30
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Solution
The fourth proportional to 16,306,190.86, 24,465,990.94 and 7,203,484.30 is: 10,808,188.32
Step by Step Solution
- Step 1: Write the proportion equation
16,306,190.86 : 24,465,990.94 = 7,203,484.30 : x - Step 2: Convert to fraction form
16,306,190.86/24,465,990.94 = 7,203,484.30/x - Step 3: Cross multiply
16,306,190.86x = 24,465,990.94 × 7,203,484.30 - Step 4: Simplify right side
16,306,190.86x = 176,240,381,620,232.25 - Step 5: Solve for x
x = 176,240,381,620,232.25/16,306,190.86 - Step 6: Final answer
x = 10,808,188.32
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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.