Finding the Fourth Proportional to 92,946,811.80, 139,420,217.70 and 32,362,537.80
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Solution
The fourth proportional to 92,946,811.80, 139,420,217.70 and 32,362,537.80 is: 48,543,806.70
Step by Step Solution
- Step 1: Write the proportion equation
92,946,811.80 : 139,420,217.70 = 32,362,537.80 : x - Step 2: Convert to fraction form
92,946,811.80/139,420,217.70 = 32,362,537.80/x - Step 3: Cross multiply
92,946,811.80x = 139,420,217.70 × 32,362,537.80 - Step 4: Simplify right side
92,946,811.80x = 4,511,992,065,400,479 - Step 5: Solve for x
x = 4,511,992,065,400,479/92,946,811.80 - Step 6: Final answer
x = 48,543,806.70
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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.