Finding the Fourth Proportional to 10,783,902.43, 16,183,887.48 and 7,912,688.68
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Solution
The fourth proportional to 10,783,902.43, 16,183,887.48 and 7,912,688.68 is: 11,874,927.85
Step by Step Solution
- Step 1: Write the proportion equation
10,783,902.43 : 16,183,887.48 = 7,912,688.68 : x - Step 2: Convert to fraction form
10,783,902.43/16,183,887.48 = 7,912,688.68/x - Step 3: Cross multiply
10,783,902.43x = 16,183,887.48 × 7,912,688.68 - Step 4: Simplify right side
10,783,902.43x = 128,058,063,281,619.59 - Step 5: Solve for x
x = 128,058,063,281,619.59/10,783,902.43 - Step 6: Final answer
x = 11,874,927.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.