Finding the Fourth Proportional to 7,689,896.56, 11,535,991.62 and 2,831,829.42
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Solution
The fourth proportional to 7,689,896.56, 11,535,991.62 and 2,831,829.42 is: 4,248,166.44
Step by Step Solution
- Step 1: Write the proportion equation
7,689,896.56 : 11,535,991.62 = 2,831,829.42 : x - Step 2: Convert to fraction form
7,689,896.56/11,535,991.62 = 2,831,829.42/x - Step 3: Cross multiply
7,689,896.56x = 11,535,991.62 × 2,831,829.42 - Step 4: Simplify right side
7,689,896.56x = 32,667,960,458,389.46 - Step 5: Solve for x
x = 32,667,960,458,389.46/7,689,896.56 - Step 6: Final answer
x = 4,248,166.44
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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.