Finding the Fourth Proportional to 16,229,320.96, 22,396,464.48 and 8,985,976.96
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Solution
The fourth proportional to 16,229,320.96, 22,396,464.48 and 8,985,976.96 is: 12,400,649.07
Step by Step Solution
- Step 1: Write the proportion equation
16,229,320.96 : 22,396,464.48 = 8,985,976.96 : x - Step 2: Convert to fraction form
16,229,320.96/22,396,464.48 = 8,985,976.96/x - Step 3: Cross multiply
16,229,320.96x = 22,396,464.48 × 8,985,976.96 - Step 4: Simplify right side
16,229,320.96x = 201,254,113,802,738.41 - Step 5: Solve for x
x = 201,254,113,802,738.41/16,229,320.96 - Step 6: Final answer
x = 12,400,649.07
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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.