Finding the Fourth Proportional to 5,771,203.50, 7,963,572.86 and 3,192,535.02
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Solution
The fourth proportional to 5,771,203.50, 7,963,572.86 and 3,192,535.02 is: 4,405,317.75
Step by Step Solution
- Step 1: Write the proportion equation
5,771,203.50 : 7,963,572.86 = 3,192,535.02 : x - Step 2: Convert to fraction form
5,771,203.50/7,963,572.86 = 3,192,535.02/x - Step 3: Cross multiply
5,771,203.50x = 7,963,572.86 × 3,192,535.02 - Step 4: Simplify right side
5,771,203.50x = 25,423,985,239,871.56 - Step 5: Solve for x
x = 25,423,985,239,871.56/5,771,203.50 - Step 6: Final answer
x = 4,405,317.75
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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.