Finding the Fourth Proportional to 32,332,492.20, 48,517,400.70 and 12,139,775.40
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Solution
The fourth proportional to 32,332,492.20, 48,517,400.70 and 12,139,775.40 is: 18,216,670.21
Step by Step Solution
- Step 1: Write the proportion equation
32,332,492.20 : 48,517,400.70 = 12,139,775.40 : x - Step 2: Convert to fraction form
32,332,492.20/48,517,400.70 = 12,139,775.40/x - Step 3: Cross multiply
32,332,492.20x = 48,517,400.70 × 12,139,775.40 - Step 4: Simplify right side
32,332,492.20x = 588,990,347,489,802.88 - Step 5: Solve for x
x = 588,990,347,489,802.88/32,332,492.20 - Step 6: Final answer
x = 18,216,670.21
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.