Finding the Fourth Proportional to 5,831,018.36, 8,749,053.48 and 3,132,194.48
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Solution
The fourth proportional to 5,831,018.36, 8,749,053.48 and 3,132,194.48 is: 4,699,648.56
Step by Step Solution
- Step 1: Write the proportion equation
5,831,018.36 : 8,749,053.48 = 3,132,194.48 : x - Step 2: Convert to fraction form
5,831,018.36/8,749,053.48 = 3,132,194.48/x - Step 3: Cross multiply
5,831,018.36x = 8,749,053.48 × 3,132,194.48 - Step 4: Simplify right side
5,831,018.36x = 27,403,737,015,280.79 - Step 5: Solve for x
x = 27,403,737,015,280.79/5,831,018.36 - Step 6: Final answer
x = 4,699,648.56
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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.