Finding the Fourth Proportional to 11,048,281.20, 16,544,428.20 and 8,808,793.20
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Solution
The fourth proportional to 11,048,281.20, 16,544,428.20 and 8,808,793.20 is: 13,190,870.51
Step by Step Solution
- Step 1: Write the proportion equation
11,048,281.20 : 16,544,428.20 = 8,808,793.20 : x - Step 2: Convert to fraction form
11,048,281.20/16,544,428.20 = 8,808,793.20/x - Step 3: Cross multiply
11,048,281.20x = 16,544,428.20 × 8,808,793.20 - Step 4: Simplify right side
11,048,281.20x = 145,736,446,626,048.22 - Step 5: Solve for x
x = 145,736,446,626,048.22/11,048,281.20 - Step 6: Final answer
x = 13,190,870.51
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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.