Finding the Fourth Proportional to 24,272,689.18, 33,494,966.71 and 13,257,245.66
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Solution
The fourth proportional to 24,272,689.18, 33,494,966.71 and 13,257,245.66 is: 18,294,264.75
Step by Step Solution
- Step 1: Write the proportion equation
24,272,689.18 : 33,494,966.71 = 13,257,245.66 : x - Step 2: Convert to fraction form
24,272,689.18/33,494,966.71 = 13,257,245.66/x - Step 3: Cross multiply
24,272,689.18x = 33,494,966.71 × 13,257,245.66 - Step 4: Simplify right side
24,272,689.18x = 444,051,002,047,992 - Step 5: Solve for x
x = 444,051,002,047,992/24,272,689.18 - Step 6: Final answer
x = 18,294,264.75
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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.