Finding the Fourth Proportional to 16,135,345.86, 22,266,211.72 and 8,793,029.18
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Solution
The fourth proportional to 16,135,345.86, 22,266,211.72 and 8,793,029.18 is: 12,134,072.06
Step by Step Solution
- Step 1: Write the proportion equation
16,135,345.86 : 22,266,211.72 = 8,793,029.18 : x - Step 2: Convert to fraction form
16,135,345.86/22,266,211.72 = 8,793,029.18/x - Step 3: Cross multiply
16,135,345.86x = 22,266,211.72 × 8,793,029.18 - Step 4: Simplify right side
16,135,345.86x = 195,787,449,382,017.97 - Step 5: Solve for x
x = 195,787,449,382,017.97/16,135,345.86 - Step 6: Final answer
x = 12,134,072.06
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1.5x scale
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.