Finding the Fourth Proportional to 14,679,984.90, 22,019,977.35 and 3,898,949.70
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Solution
The fourth proportional to 14,679,984.90, 22,019,977.35 and 3,898,949.70 is: 5,848,424.55
Step by Step Solution
- Step 1: Write the proportion equation
14,679,984.90 : 22,019,977.35 = 3,898,949.70 : x - Step 2: Convert to fraction form
14,679,984.90/22,019,977.35 = 3,898,949.70/x - Step 3: Cross multiply
14,679,984.90x = 22,019,977.35 × 3,898,949.70 - Step 4: Simplify right side
14,679,984.90x = 85,854,784,082,789.31 - Step 5: Solve for x
x = 85,854,784,082,789.31/14,679,984.90 - Step 6: Final answer
x = 5,848,424.55
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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.