Finding the Fourth Proportional to 53,149,189.64, 79,716,214.50 and 16,752,849.91
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Solution
The fourth proportional to 53,149,189.64, 79,716,214.50 and 16,752,849.91 is: 25,126,888.78
Step by Step Solution
- Step 1: Write the proportion equation
53,149,189.64 : 79,716,214.50 = 16,752,849.91 : x - Step 2: Convert to fraction form
53,149,189.64/79,716,214.50 = 16,752,849.91/x - Step 3: Cross multiply
53,149,189.64x = 79,716,214.50 × 16,752,849.91 - Step 4: Simplify right side
53,149,189.64x = 1,335,473,776,649,752 - Step 5: Solve for x
x = 1,335,473,776,649,752/53,149,189.64 - Step 6: Final answer
x = 25,126,888.78
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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.