Finding the Fourth Proportional to 15,477,505.98, 23,216,312.97 and 4,694,899.74
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Solution
The fourth proportional to 15,477,505.98, 23,216,312.97 and 4,694,899.74 is: 7,042,365.99
Step by Step Solution
- Step 1: Write the proportion equation
15,477,505.98 : 23,216,312.97 = 4,694,899.74 : x - Step 2: Convert to fraction form
15,477,505.98/23,216,312.97 = 4,694,899.74/x - Step 3: Cross multiply
15,477,505.98x = 23,216,312.97 × 4,694,899.74 - Step 4: Simplify right side
15,477,505.98x = 108,998,261,726,611.62 - Step 5: Solve for x
x = 108,998,261,726,611.62/15,477,505.98 - Step 6: Final answer
x = 7,042,365.99
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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.