Finding the Fourth Proportional to 11,687,865.95, 17,535,735.53 and 7,364,895.95
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Solution
The fourth proportional to 11,687,865.95, 17,535,735.53 and 7,364,895.95 is: 11,049,824.50
Step by Step Solution
- Step 1: Write the proportion equation
11,687,865.95 : 17,535,735.53 = 7,364,895.95 : x - Step 2: Convert to fraction form
11,687,865.95/17,535,735.53 = 7,364,895.95/x - Step 3: Cross multiply
11,687,865.95x = 17,535,735.53 × 7,364,895.95 - Step 4: Simplify right side
11,687,865.95x = 129,148,867,460,664.94 - Step 5: Solve for x
x = 129,148,867,460,664.94/11,687,865.95 - Step 6: Final answer
x = 11,049,824.50
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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.