Finding the Fourth Proportional to 5,642,950.16, 7,787,316.98 and 3,064,649.39
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Solution
The fourth proportional to 5,642,950.16, 7,787,316.98 and 3,064,649.39 is: 4,229,241.01
Step by Step Solution
- Step 1: Write the proportion equation
5,642,950.16 : 7,787,316.98 = 3,064,649.39 : x - Step 2: Convert to fraction form
5,642,950.16/7,787,316.98 = 3,064,649.39/x - Step 3: Cross multiply
5,642,950.16x = 7,787,316.98 × 3,064,649.39 - Step 4: Simplify right side
5,642,950.16x = 23,865,396,232,493.64 - Step 5: Solve for x
x = 23,865,396,232,493.64/5,642,950.16 - Step 6: Final answer
x = 4,229,241.01
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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.