Finding the Fourth Proportional to 6,250,022.79, 8,623,117.80 and 4,073,771.90
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Solution
The fourth proportional to 6,250,022.79, 8,623,117.80 and 4,073,771.90 is: 5,620,557.90
Step by Step Solution
- Step 1: Write the proportion equation
6,250,022.79 : 8,623,117.80 = 4,073,771.90 : x - Step 2: Convert to fraction form
6,250,022.79/8,623,117.80 = 4,073,771.90/x - Step 3: Cross multiply
6,250,022.79x = 8,623,117.80 × 4,073,771.90 - Step 4: Simplify right side
6,250,022.79x = 35,128,614,940,914.23 - Step 5: Solve for x
x = 35,128,614,940,914.23/6,250,022.79 - Step 6: Final answer
x = 5,620,557.90
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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.