Finding the Fourth Proportional to 5,029,887.42, 6,941,245.50 and 2,738,065.32
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Solution
The fourth proportional to 5,029,887.42, 6,941,245.50 and 2,738,065.32 is: 3,778,530.61
Step by Step Solution
- Step 1: Write the proportion equation
5,029,887.42 : 6,941,245.50 = 2,738,065.32 : x - Step 2: Convert to fraction form
5,029,887.42/6,941,245.50 = 2,738,065.32/x - Step 3: Cross multiply
5,029,887.42x = 6,941,245.50 × 2,738,065.32 - Step 4: Simplify right side
5,029,887.42x = 19,005,583,581,156.06 - Step 5: Solve for x
x = 19,005,583,581,156.06/5,029,887.42 - Step 6: Final answer
x = 3,778,530.61
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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.