Finding the Fourth Proportional to 8,808,511.08, 13,203,839.28 and 5,968,910.28
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Solution
The fourth proportional to 8,808,511.08, 13,203,839.28 and 5,968,910.28 is: 8,947,315.99
Step by Step Solution
- Step 1: Write the proportion equation
8,808,511.08 : 13,203,839.28 = 5,968,910.28 : x - Step 2: Convert to fraction form
8,808,511.08/13,203,839.28 = 5,968,910.28/x - Step 3: Cross multiply
8,808,511.08x = 13,203,839.28 × 5,968,910.28 - Step 4: Simplify right side
8,808,511.08x = 78,812,532,013,859.80 - Step 5: Solve for x
x = 78,812,532,013,859.80/8,808,511.08 - Step 6: Final answer
x = 8,947,315.99
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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.