Finding the Fourth Proportional to 23,593,745.52, 32,560,378.98 and 13,139,761.79
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Solution
The fourth proportional to 23,593,745.52, 32,560,378.98 and 13,139,761.79 is: 18,133,433.84
Step by Step Solution
- Step 1: Write the proportion equation
23,593,745.52 : 32,560,378.98 = 13,139,761.79 : x - Step 2: Convert to fraction form
23,593,745.52/32,560,378.98 = 13,139,761.79/x - Step 3: Cross multiply
23,593,745.52x = 32,560,378.98 × 13,139,761.79 - Step 4: Simplify right side
23,593,745.52x = 427,835,623,426,521.31 - Step 5: Solve for x
x = 427,835,623,426,521.31/23,593,745.52 - Step 6: Final answer
x = 18,133,433.84
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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.