Finding the Fourth Proportional to 14,866,634.80, 22,299,952.20 and 13,307,741.20
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Solution
The fourth proportional to 14,866,634.80, 22,299,952.20 and 13,307,741.20 is: 19,961,611.80
Step by Step Solution
- Step 1: Write the proportion equation
14,866,634.80 : 22,299,952.20 = 13,307,741.20 : x - Step 2: Convert to fraction form
14,866,634.80/22,299,952.20 = 13,307,741.20/x - Step 3: Cross multiply
14,866,634.80x = 22,299,952.20 × 13,307,741.20 - Step 4: Simplify right side
14,866,634.80x = 296,761,992,649,970.62 - Step 5: Solve for x
x = 296,761,992,649,970.62/14,866,634.80 - Step 6: Final answer
x = 19,961,611.80
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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.