Finding the Fourth Proportional to 8,307,474.16, 12,463,315.62 and 2,550,501.62
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Solution
The fourth proportional to 8,307,474.16, 12,463,315.62 and 2,550,501.62 is: 3,826,398.50
Step by Step Solution
- Step 1: Write the proportion equation
8,307,474.16 : 12,463,315.62 = 2,550,501.62 : x - Step 2: Convert to fraction form
8,307,474.16/12,463,315.62 = 2,550,501.62/x - Step 3: Cross multiply
8,307,474.16x = 12,463,315.62 × 2,550,501.62 - Step 4: Simplify right side
8,307,474.16x = 31,787,706,679,381.30 - Step 5: Solve for x
x = 31,787,706,679,381.30/8,307,474.16 - Step 6: Final answer
x = 3,826,398.50
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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.