Finding the Fourth Proportional to 61,937,649.70, 92,906,474.55 and 21,548,133.70
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Solution
The fourth proportional to 61,937,649.70, 92,906,474.55 and 21,548,133.70 is: 32,322,200.55
Step by Step Solution
- Step 1: Write the proportion equation
61,937,649.70 : 92,906,474.55 = 21,548,133.70 : x - Step 2: Convert to fraction form
61,937,649.70/92,906,474.55 = 21,548,133.70/x - Step 3: Cross multiply
61,937,649.70x = 92,906,474.55 × 21,548,133.70 - Step 4: Simplify right side
61,937,649.70x = 2,001,961,135,199,047.25 - Step 5: Solve for x
x = 2,001,961,135,199,047.25/61,937,649.70 - Step 6: Final answer
x = 32,322,200.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.