Finding the Fourth Proportional to 8,457,010.32, 11,664,893.52 and 5,399,845.68
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Solution
The fourth proportional to 8,457,010.32, 11,664,893.52 and 5,399,845.68 is: 7,448,096.02
Step by Step Solution
- Step 1: Write the proportion equation
8,457,010.32 : 11,664,893.52 = 5,399,845.68 : x - Step 2: Convert to fraction form
8,457,010.32/11,664,893.52 = 5,399,845.68/x - Step 3: Cross multiply
8,457,010.32x = 11,664,893.52 × 5,399,845.68 - Step 4: Simplify right side
8,457,010.32x = 62,988,624,881,631.98 - Step 5: Solve for x
x = 62,988,624,881,631.98/8,457,010.32 - Step 6: Final answer
x = 7,448,096.02
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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.