Finding the Fourth Proportional to 47,273,354.79, 65,237,232.34 and 25,543,322.79
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Solution
The fourth proportional to 47,273,354.79, 65,237,232.34 and 25,543,322.79 is: 35,249,786.93
Step by Step Solution
- Step 1: Write the proportion equation
47,273,354.79 : 65,237,232.34 = 25,543,322.79 : x - Step 2: Convert to fraction form
47,273,354.79/65,237,232.34 = 25,543,322.79/x - Step 3: Cross multiply
47,273,354.79x = 65,237,232.34 × 25,543,322.79 - Step 4: Simplify right side
47,273,354.79x = 1,666,375,683,593,472.25 - Step 5: Solve for x
x = 1,666,375,683,593,472.25/47,273,354.79 - Step 6: Final answer
x = 35,249,786.93
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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.