Finding the Fourth Proportional to 9,966,921, 14,948,865.18 and 2,777,697.96
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Solution
The fourth proportional to 9,966,921, 14,948,865.18 and 2,777,697.96 is: 4,166,124.35
Step by Step Solution
- Step 1: Write the proportion equation
9,966,921 : 14,948,865.18 = 2,777,697.96 : x - Step 2: Convert to fraction form
9,966,921/14,948,865.18 = 2,777,697.96/x - Step 3: Cross multiply
9,966,921x = 14,948,865.18 × 2,777,697.96 - Step 4: Simplify right side
9,966,921x = 41,523,432,314,801.03 - Step 5: Solve for x
x = 41,523,432,314,801.03/9,966,921 - Step 6: Final answer
x = 4,166,124.35
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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.