Finding the Fourth Proportional to 27,246,828.96, 40,832,285.04 and 13,767,922.08
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Solution
The fourth proportional to 27,246,828.96, 40,832,285.04 and 13,767,922.08 is: 20,632,702.60
Step by Step Solution
- Step 1: Write the proportion equation
27,246,828.96 : 40,832,285.04 = 13,767,922.08 : x - Step 2: Convert to fraction form
27,246,828.96/40,832,285.04 = 13,767,922.08/x - Step 3: Cross multiply
27,246,828.96x = 40,832,285.04 × 13,767,922.08 - Step 4: Simplify right side
27,246,828.96x = 562,175,718,779,069.69 - Step 5: Solve for x
x = 562,175,718,779,069.69/27,246,828.96 - Step 6: Final answer
x = 20,632,702.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.