Finding the Fourth Proportional to 11,519,652.92, 15,896,816.53 and 6,362,903.75
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Solution
The fourth proportional to 11,519,652.92, 15,896,816.53 and 6,362,903.75 is: 8,780,638.98
Step by Step Solution
- Step 1: Write the proportion equation
11,519,652.92 : 15,896,816.53 = 6,362,903.75 : x - Step 2: Convert to fraction form
11,519,652.92/15,896,816.53 = 6,362,903.75/x - Step 3: Cross multiply
11,519,652.92x = 15,896,816.53 × 6,362,903.75 - Step 4: Simplify right side
11,519,652.92x = 101,149,913,416,407.64 - Step 5: Solve for x
x = 101,149,913,416,407.64/11,519,652.92 - Step 6: Final answer
x = 8,780,638.98
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.