Finding the Fourth Proportional to 39,246,912.73, 58,871,994.36 and 11,580,829.28
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Solution
The fourth proportional to 39,246,912.73, 58,871,994.36 and 11,580,829.28 is: 17,371,723.50
Step by Step Solution
- Step 1: Write the proportion equation
39,246,912.73 : 58,871,994.36 = 11,580,829.28 : x - Step 2: Convert to fraction form
39,246,912.73/58,871,994.36 = 11,580,829.28/x - Step 3: Cross multiply
39,246,912.73x = 58,871,994.36 × 11,580,829.28 - Step 4: Simplify right side
39,246,912.73x = 681,786,516,004,406.88 - Step 5: Solve for x
x = 681,786,516,004,406.88/39,246,912.73 - Step 6: Final answer
x = 17,371,723.50
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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.