Finding the Fourth Proportional to 11,874,565.68, 16,386,397.92 and 6,718,014.96
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Solution
The fourth proportional to 11,874,565.68, 16,386,397.92 and 6,718,014.96 is: 9,270,576.23
Step by Step Solution
- Step 1: Write the proportion equation
11,874,565.68 : 16,386,397.92 = 6,718,014.96 : x - Step 2: Convert to fraction form
11,874,565.68/16,386,397.92 = 6,718,014.96/x - Step 3: Cross multiply
11,874,565.68x = 16,386,397.92 × 6,718,014.96 - Step 4: Simplify right side
11,874,565.68x = 110,084,066,367,072.88 - Step 5: Solve for x
x = 110,084,066,367,072.88/11,874,565.68 - Step 6: Final answer
x = 9,270,576.23
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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.