Finding the Fourth Proportional to 5,062,602.16, 6,986,409.50 and 2,739,494.70
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Solution
The fourth proportional to 5,062,602.16, 6,986,409.50 and 2,739,494.70 is: 3,780,512.71
Step by Step Solution
- Step 1: Write the proportion equation
5,062,602.16 : 6,986,409.50 = 2,739,494.70 : x - Step 2: Convert to fraction form
5,062,602.16/6,986,409.50 = 2,739,494.70/x - Step 3: Cross multiply
5,062,602.16x = 6,986,409.50 × 2,739,494.70 - Step 4: Simplify right side
5,062,602.16x = 19,139,231,792,138.91 - Step 5: Solve for x
x = 19,139,231,792,138.91/5,062,602.16 - Step 6: Final answer
x = 3,780,512.71
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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.