Finding the Fourth Proportional to 26,482,618.06, 39,724,672.56 and 7,313,375.12
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Solution
The fourth proportional to 26,482,618.06, 39,724,672.56 and 7,313,375.12 is: 10,970,268.55
Step by Step Solution
- Step 1: Write the proportion equation
26,482,618.06 : 39,724,672.56 = 7,313,375.12 : x - Step 2: Convert to fraction form
26,482,618.06/39,724,672.56 = 7,313,375.12/x - Step 3: Cross multiply
26,482,618.06x = 39,724,672.56 × 7,313,375.12 - Step 4: Simplify right side
26,482,618.06x = 290,521,431,950,450.75 - Step 5: Solve for x
x = 290,521,431,950,450.75/26,482,618.06 - Step 6: Final answer
x = 10,970,268.55
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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.