Finding the Fourth Proportional to 11,180,266.18, 15,429,314.01 and 6,287,028.10
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Solution
The fourth proportional to 11,180,266.18, 15,429,314.01 and 6,287,028.10 is: 8,676,406.19
Step by Step Solution
- Step 1: Write the proportion equation
11,180,266.18 : 15,429,314.01 = 6,287,028.10 : x - Step 2: Convert to fraction form
11,180,266.18/15,429,314.01 = 6,287,028.10/x - Step 3: Cross multiply
11,180,266.18x = 15,429,314.01 × 6,287,028.10 - Step 4: Simplify right side
11,180,266.18x = 97,004,530,744,593.67 - Step 5: Solve for x
x = 97,004,530,744,593.67/11,180,266.18 - Step 6: Final answer
x = 8,676,406.19
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.