Finding the Fourth Proportional to 53,083,378.92, 73,240,259.12 and 34,236,986.18
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Solution
The fourth proportional to 53,083,378.92, 73,240,259.12 and 34,236,986.18 is: 47,237,492.98
Step by Step Solution
- Step 1: Write the proportion equation
53,083,378.92 : 73,240,259.12 = 34,236,986.18 : x - Step 2: Convert to fraction form
53,083,378.92/73,240,259.12 = 34,236,986.18/x - Step 3: Cross multiply
53,083,378.92x = 73,240,259.12 × 34,236,986.18 - Step 4: Simplify right side
53,083,378.92x = 2,507,525,739,311,059 - Step 5: Solve for x
x = 2,507,525,739,311,059/53,083,378.92 - Step 6: Final answer
x = 47,237,492.98
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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.