Finding the Fourth Proportional to 48,852,135.40, 73,306,196.70 and 18,581,722.60
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Solution
The fourth proportional to 48,852,135.40, 73,306,196.70 and 18,581,722.60 is: 27,883,231.73
Step by Step Solution
- Step 1: Write the proportion equation
48,852,135.40 : 73,306,196.70 = 18,581,722.60 : x - Step 2: Convert to fraction form
48,852,135.40/73,306,196.70 = 18,581,722.60/x - Step 3: Cross multiply
48,852,135.40x = 73,306,196.70 × 18,581,722.60 - Step 4: Simplify right side
48,852,135.40x = 1,362,155,411,940,435.50 - Step 5: Solve for x
x = 1,362,155,411,940,435.50/48,852,135.40 - Step 6: Final answer
x = 27,883,231.73
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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.