Finding the Fourth Proportional to 10,645,099.99, 15,967,419.44 and 2,968,539.99
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Solution
The fourth proportional to 10,645,099.99, 15,967,419.44 and 2,968,539.99 is: 4,452,745.70
Step by Step Solution
- Step 1: Write the proportion equation
10,645,099.99 : 15,967,419.44 = 2,968,539.99 : x - Step 2: Convert to fraction form
10,645,099.99/15,967,419.44 = 2,968,539.99/x - Step 3: Cross multiply
10,645,099.99x = 15,967,419.44 × 2,968,539.99 - Step 4: Simplify right side
10,645,099.99x = 47,399,923,159,839.62 - Step 5: Solve for x
x = 47,399,923,159,839.62/10,645,099.99 - Step 6: Final answer
x = 4,452,745.70
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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.