Finding the Fourth Proportional to 6,364,584.10, 8,760,943.56 and 5,547,368.62
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Solution
The fourth proportional to 6,364,584.10, 8,760,943.56 and 5,547,368.62 is: 7,636,034.44
Step by Step Solution
- Step 1: Write the proportion equation
6,364,584.10 : 8,760,943.56 = 5,547,368.62 : x - Step 2: Convert to fraction form
6,364,584.10/8,760,943.56 = 5,547,368.62/x - Step 3: Cross multiply
6,364,584.10x = 8,760,943.56 × 5,547,368.62 - Step 4: Simplify right side
6,364,584.10x = 48,600,183,386,335.09 - Step 5: Solve for x
x = 48,600,183,386,335.09/6,364,584.10 - Step 6: Final answer
x = 7,636,034.44
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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.