Finding the Fourth Proportional to 16,850,847.56, 25,276,990.68 and 6,617,925.05
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Solution
The fourth proportional to 16,850,847.56, 25,276,990.68 and 6,617,925.05 is: 9,927,170.08
Step by Step Solution
- Step 1: Write the proportion equation
16,850,847.56 : 25,276,990.68 = 6,617,925.05 : x - Step 2: Convert to fraction form
16,850,847.56/25,276,990.68 = 6,617,925.05/x - Step 3: Cross multiply
16,850,847.56x = 25,276,990.68 × 6,617,925.05 - Step 4: Simplify right side
16,850,847.56x = 167,281,229,683,403.56 - Step 5: Solve for x
x = 167,281,229,683,403.56/16,850,847.56 - Step 6: Final answer
x = 9,927,170.08
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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.