Finding the Fourth Proportional to 41,350,492.44, 56,940,612.12 and 40,432,903.79
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Solution
The fourth proportional to 41,350,492.44, 56,940,612.12 and 40,432,903.79 is: 55,677,070.71
Step by Step Solution
- Step 1: Write the proportion equation
41,350,492.44 : 56,940,612.12 = 40,432,903.79 : x - Step 2: Convert to fraction form
41,350,492.44/56,940,612.12 = 40,432,903.79/x - Step 3: Cross multiply
41,350,492.44x = 56,940,612.12 × 40,432,903.79 - Step 4: Simplify right side
41,350,492.44x = 2,302,274,291,306,964.50 - Step 5: Solve for x
x = 2,302,274,291,306,964.50/41,350,492.44 - Step 6: Final answer
x = 55,677,070.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.