Finding the Fourth Proportional to 6,831,586, 10,249,173.65 and 2,455,167.09
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Solution
The fourth proportional to 6,831,586, 10,249,173.65 and 2,455,167.09 is: 3,683,395.60
Step by Step Solution
- Step 1: Write the proportion equation
6,831,586 : 10,249,173.65 = 2,455,167.09 : x - Step 2: Convert to fraction form
6,831,586/10,249,173.65 = 2,455,167.09/x - Step 3: Cross multiply
6,831,586x = 10,249,173.65 × 2,455,167.09 - Step 4: Simplify right side
6,831,586x = 25,163,433,845,175.18 - Step 5: Solve for x
x = 25,163,433,845,175.18/6,831,586 - Step 6: Final answer
x = 3,683,395.60
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1.5x scale
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.