Finding the Fourth Proportional to 11,672,260.20, 16,107,050.88 and 6,515,948.43
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Solution
The fourth proportional to 11,672,260.20, 16,107,050.88 and 6,515,948.43 is: 8,991,635.82
Step by Step Solution
- Step 1: Write the proportion equation
11,672,260.20 : 16,107,050.88 = 6,515,948.43 : x - Step 2: Convert to fraction form
11,672,260.20/16,107,050.88 = 6,515,948.43/x - Step 3: Cross multiply
11,672,260.20x = 16,107,050.88 × 6,515,948.43 - Step 4: Simplify right side
11,672,260.20x = 104,952,712,893,466.12 - Step 5: Solve for x
x = 104,952,712,893,466.12/11,672,260.20 - Step 6: Final answer
x = 8,991,635.82
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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.