Finding the Fourth Proportional to 5,403,418.52, 8,092,140.44 and 3,090,900.53
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Solution
The fourth proportional to 5,403,418.52, 8,092,140.44 and 3,090,900.53 is: 4,628,921.68
Step by Step Solution
- Step 1: Write the proportion equation
5,403,418.52 : 8,092,140.44 = 3,090,900.53 : x - Step 2: Convert to fraction form
5,403,418.52/8,092,140.44 = 3,090,900.53/x - Step 3: Cross multiply
5,403,418.52x = 8,092,140.44 × 3,090,900.53 - Step 4: Simplify right side
5,403,418.52x = 25,012,001,118,915.23 - Step 5: Solve for x
x = 25,012,001,118,915.23/5,403,418.52 - Step 6: Final answer
x = 4,628,921.68
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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.