Finding the Fourth Proportional to 91,726,723.05, 137,590,084.35 and 33,438,772.41
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Solution
The fourth proportional to 91,726,723.05, 137,590,084.35 and 33,438,772.41 is: 50,158,158.53
Step by Step Solution
- Step 1: Write the proportion equation
91,726,723.05 : 137,590,084.35 = 33,438,772.41 : x - Step 2: Convert to fraction form
91,726,723.05/137,590,084.35 = 33,438,772.41/x - Step 3: Cross multiply
91,726,723.05x = 137,590,084.35 × 33,438,772.41 - Step 4: Simplify right side
91,726,723.05x = 4,600,843,516,452,353 - Step 5: Solve for x
x = 4,600,843,516,452,353/91,726,723.05 - Step 6: Final answer
x = 50,158,158.53
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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.