Finding the Fourth Proportional to 8,272,348.83, 12,408,857.06 and 2,881,544.49
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Solution
The fourth proportional to 8,272,348.83, 12,408,857.06 and 2,881,544.49 is: 4,322,433.01
Step by Step Solution
- Step 1: Write the proportion equation
8,272,348.83 : 12,408,857.06 = 2,881,544.49 : x - Step 2: Convert to fraction form
8,272,348.83/12,408,857.06 = 2,881,544.49/x - Step 3: Cross multiply
8,272,348.83x = 12,408,857.06 × 2,881,544.49 - Step 4: Simplify right side
8,272,348.83x = 35,756,673,688,440.60 - Step 5: Solve for x
x = 35,756,673,688,440.60/8,272,348.83 - Step 6: Final answer
x = 4,322,433.01
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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.