Finding the Fourth Proportional to 18,029,267.80, 24,879,463.86 and 10,292,798.92
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Solution
The fourth proportional to 18,029,267.80, 24,879,463.86 and 10,292,798.92 is: 14,203,534.03
Step by Step Solution
- Step 1: Write the proportion equation
18,029,267.80 : 24,879,463.86 = 10,292,798.92 : x - Step 2: Convert to fraction form
18,029,267.80/24,879,463.86 = 10,292,798.92/x - Step 3: Cross multiply
18,029,267.80x = 24,879,463.86 × 10,292,798.92 - Step 4: Simplify right side
18,029,267.80x = 256,079,318,748,387.03 - Step 5: Solve for x
x = 256,079,318,748,387.03/18,029,267.80 - Step 6: Final answer
x = 14,203,534.03
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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.