Finding the Fourth Proportional to 11,071,605.70, 16,607,408.55 and 9,951,861.70
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Solution
The fourth proportional to 11,071,605.70, 16,607,408.55 and 9,951,861.70 is: 14,927,792.55
Step by Step Solution
- Step 1: Write the proportion equation
11,071,605.70 : 16,607,408.55 = 9,951,861.70 : x - Step 2: Convert to fraction form
11,071,605.70/16,607,408.55 = 9,951,861.70/x - Step 3: Cross multiply
11,071,605.70x = 16,607,408.55 × 9,951,861.70 - Step 4: Simplify right side
11,071,605.70x = 165,274,633,084,997.53 - Step 5: Solve for x
x = 165,274,633,084,997.53/11,071,605.70 - Step 6: Final answer
x = 14,927,792.55
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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.