Finding the Fourth Proportional to 8,195,756.18, 12,291,492.20 and 2,436,938.88
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Solution
The fourth proportional to 8,195,756.18, 12,291,492.20 and 2,436,938.88 is: 3,654,771.39
Step by Step Solution
- Step 1: Write the proportion equation
8,195,756.18 : 12,291,492.20 = 2,436,938.88 : x - Step 2: Convert to fraction form
8,195,756.18/12,291,492.20 = 2,436,938.88/x - Step 3: Cross multiply
8,195,756.18x = 12,291,492.20 × 2,436,938.88 - Step 4: Simplify right side
8,195,756.18x = 29,953,615,223,212.04 - Step 5: Solve for x
x = 29,953,615,223,212.04/8,195,756.18 - Step 6: Final answer
x = 3,654,771.39
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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.