Finding the Fourth Proportional to 8,660,022.65, 11,951,206.35 and 4,792,545.06
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Solution
The fourth proportional to 8,660,022.65, 11,951,206.35 and 4,792,545.06 is: 6,613,919.77
Step by Step Solution
- Step 1: Write the proportion equation
8,660,022.65 : 11,951,206.35 = 4,792,545.06 : x - Step 2: Convert to fraction form
8,660,022.65/11,951,206.35 = 4,792,545.06/x - Step 3: Cross multiply
8,660,022.65x = 11,951,206.35 × 4,792,545.06 - Step 4: Simplify right side
8,660,022.65x = 57,276,694,953,733.12 - Step 5: Solve for x
x = 57,276,694,953,733.12/8,660,022.65 - Step 6: Final answer
x = 6,613,919.77
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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.