Finding the Fourth Proportional to 24,139,371.42, 33,312,505.68 and 13,126,042.08
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Solution
The fourth proportional to 24,139,371.42, 33,312,505.68 and 13,126,042.08 is: 18,114,032.21
Step by Step Solution
- Step 1: Write the proportion equation
24,139,371.42 : 33,312,505.68 = 13,126,042.08 : x - Step 2: Convert to fraction form
24,139,371.42/33,312,505.68 = 13,126,042.08/x - Step 3: Cross multiply
24,139,371.42x = 33,312,505.68 × 13,126,042.08 - Step 4: Simplify right side
24,139,371.42x = 437,261,351,345,919 - Step 5: Solve for x
x = 437,261,351,345,919/24,139,371.42 - Step 6: Final answer
x = 18,114,032.21
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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.