Finding the Fourth Proportional to 30,114,743.56, 41,558,595.21 and 16,363,707.68
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Solution
The fourth proportional to 30,114,743.56, 41,558,595.21 and 16,363,707.68 is: 22,582,051.96
Step by Step Solution
- Step 1: Write the proportion equation
30,114,743.56 : 41,558,595.21 = 16,363,707.68 : x - Step 2: Convert to fraction form
30,114,743.56/41,558,595.21 = 16,363,707.68/x - Step 3: Cross multiply
30,114,743.56x = 41,558,595.21 × 16,363,707.68 - Step 4: Simplify right side
30,114,743.56x = 680,052,703,711,784.62 - Step 5: Solve for x
x = 680,052,703,711,784.62/30,114,743.56 - Step 6: Final answer
x = 22,582,051.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.