Finding the Fourth Proportional to 5,909,211.20, 8,153,322.90 and 3,586,051.10
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Solution
The fourth proportional to 5,909,211.20, 8,153,322.90 and 3,586,051.10 is: 4,947,907.86
Step by Step Solution
- Step 1: Write the proportion equation
5,909,211.20 : 8,153,322.90 = 3,586,051.10 : x - Step 2: Convert to fraction form
5,909,211.20/8,153,322.90 = 3,586,051.10/x - Step 3: Cross multiply
5,909,211.20x = 8,153,322.90 × 3,586,051.10 - Step 4: Simplify right side
5,909,211.20x = 29,238,232,554,200.19 - Step 5: Solve for x
x = 29,238,232,554,200.19/5,909,211.20 - Step 6: Final answer
x = 4,947,907.86
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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.