Finding the Fourth Proportional to 91,896,135.37, 126,812,974.62 and 50,079,312.70
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Solution
The fourth proportional to 91,896,135.37, 126,812,974.62 and 50,079,312.70 is: 69,107,439.45
Step by Step Solution
- Step 1: Write the proportion equation
91,896,135.37 : 126,812,974.62 = 50,079,312.70 : x - Step 2: Convert to fraction form
91,896,135.37/126,812,974.62 = 50,079,312.70/x - Step 3: Cross multiply
91,896,135.37x = 126,812,974.62 × 50,079,312.70 - Step 4: Simplify right side
91,896,135.37x = 6,350,706,610,412,144 - Step 5: Solve for x
x = 6,350,706,610,412,144/91,896,135.37 - Step 6: Final answer
x = 69,107,439.45
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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.