Finding the Fourth Proportional to 41,471,991.60, 62,178,496.20 and 15,903,121.20
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Solution
The fourth proportional to 41,471,991.60, 62,178,496.20 and 15,903,121.20 is: 23,843,372.91
Step by Step Solution
- Step 1: Write the proportion equation
41,471,991.60 : 62,178,496.20 = 15,903,121.20 : x - Step 2: Convert to fraction form
41,471,991.60/62,178,496.20 = 15,903,121.20/x - Step 3: Cross multiply
41,471,991.60x = 62,178,496.20 × 15,903,121.20 - Step 4: Simplify right side
41,471,991.60x = 988,832,161,102,339.50 - Step 5: Solve for x
x = 988,832,161,102,339.50/41,471,991.60 - Step 6: Final answer
x = 23,843,372.91
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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.