Finding the Fourth Proportional to 18,314,276.87, 27,475,303.35 and 6,954,473.99
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Solution
The fourth proportional to 18,314,276.87, 27,475,303.35 and 6,954,473.99 is: 10,433,187.39
Step by Step Solution
- Step 1: Write the proportion equation
18,314,276.87 : 27,475,303.35 = 6,954,473.99 : x - Step 2: Convert to fraction form
18,314,276.87/27,475,303.35 = 6,954,473.99/x - Step 3: Cross multiply
18,314,276.87x = 27,475,303.35 × 6,954,473.99 - Step 4: Simplify right side
18,314,276.87x = 191,076,282,514,934.88 - Step 5: Solve for x
x = 191,076,282,514,934.88/18,314,276.87 - Step 6: Final answer
x = 10,433,187.39
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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.