Finding the Fourth Proportional to 16,316,836.52, 22,517,279.33 and 8,975,421.95
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Solution
The fourth proportional to 16,316,836.52, 22,517,279.33 and 8,975,421.95 is: 12,386,107.01
Step by Step Solution
- Step 1: Write the proportion equation
16,316,836.52 : 22,517,279.33 = 8,975,421.95 : x - Step 2: Convert to fraction form
16,316,836.52/22,517,279.33 = 8,975,421.95/x - Step 3: Cross multiply
16,316,836.52x = 22,517,279.33 × 8,975,421.95 - Step 4: Simplify right side
16,316,836.52x = 202,102,083,152,763.25 - Step 5: Solve for x
x = 202,102,083,152,763.25/16,316,836.52 - Step 6: Final answer
x = 12,386,107.01
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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.