Finding the Fourth Proportional to 8,868,000.99, 13,295,614.49 and 5,449,223.06
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Solution
The fourth proportional to 8,868,000.99, 13,295,614.49 and 5,449,223.06 is: 8,169,909.89
Step by Step Solution
- Step 1: Write the proportion equation
8,868,000.99 : 13,295,614.49 = 5,449,223.06 : x - Step 2: Convert to fraction form
8,868,000.99/13,295,614.49 = 5,449,223.06/x - Step 3: Cross multiply
8,868,000.99x = 13,295,614.49 × 5,449,223.06 - Step 4: Simplify right side
8,868,000.99x = 72,450,769,052,347.09 - Step 5: Solve for x
x = 72,450,769,052,347.09/8,868,000.99 - Step 6: Final answer
x = 8,169,909.89
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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.