Finding the Fourth Proportional to 10,977,107.85, 16,464,167.06 and 2,889,406.22
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Solution
The fourth proportional to 10,977,107.85, 16,464,167.06 and 2,889,406.22 is: 4,333,715.88
Step by Step Solution
- Step 1: Write the proportion equation
10,977,107.85 : 16,464,167.06 = 2,889,406.22 : x - Step 2: Convert to fraction form
10,977,107.85/16,464,167.06 = 2,889,406.22/x - Step 3: Cross multiply
10,977,107.85x = 16,464,167.06 × 2,889,406.22 - Step 4: Simplify right side
10,977,107.85x = 47,571,666,613,515.24 - Step 5: Solve for x
x = 47,571,666,613,515.24/10,977,107.85 - Step 6: Final answer
x = 4,333,715.88
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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.