Finding the Fourth Proportional to 5,027,699.16, 7,542,248.58 and 1,616,090.94
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Solution
The fourth proportional to 5,027,699.16, 7,542,248.58 and 1,616,090.94 is: 2,424,361.36
Step by Step Solution
- Step 1: Write the proportion equation
5,027,699.16 : 7,542,248.58 = 1,616,090.94 : x - Step 2: Convert to fraction form
5,027,699.16/7,542,248.58 = 1,616,090.94/x - Step 3: Cross multiply
5,027,699.16x = 7,542,248.58 × 1,616,090.94 - Step 4: Simplify right side
5,027,699.16x = 12,188,959,597,365.87 - Step 5: Solve for x
x = 12,188,959,597,365.87/5,027,699.16 - Step 6: Final answer
x = 2,424,361.36
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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.