Finding the Fourth Proportional to 8,868,812.70, 13,303,219.05 and 2,885,180.70
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Solution
The fourth proportional to 8,868,812.70, 13,303,219.05 and 2,885,180.70 is: 4,327,771.05
Step by Step Solution
- Step 1: Write the proportion equation
8,868,812.70 : 13,303,219.05 = 2,885,180.70 : x - Step 2: Convert to fraction form
8,868,812.70/13,303,219.05 = 2,885,180.70/x - Step 3: Cross multiply
8,868,812.70x = 13,303,219.05 × 2,885,180.70 - Step 4: Simplify right side
8,868,812.70x = 38,382,190,850,932.34 - Step 5: Solve for x
x = 38,382,190,850,932.34/8,868,812.70 - Step 6: Final answer
x = 4,327,771.05
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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.