Finding the Fourth Proportional to 5,433,447.84, 8,150,450.84 and 1,389,970.68
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Solution
The fourth proportional to 5,433,447.84, 8,150,450.84 and 1,389,970.68 is: 2,085,027.41
Step by Step Solution
- Step 1: Write the proportion equation
5,433,447.84 : 8,150,450.84 = 1,389,970.68 : x - Step 2: Convert to fraction form
5,433,447.84/8,150,450.84 = 1,389,970.68/x - Step 3: Cross multiply
5,433,447.84x = 8,150,450.84 × 1,389,970.68 - Step 4: Simplify right side
5,433,447.84x = 11,328,887,696,381.37 - Step 5: Solve for x
x = 11,328,887,696,381.37/5,433,447.84 - Step 6: Final answer
x = 2,085,027.41
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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.