Finding the Fourth Proportional to 8,424,765.75, 11,623,056.24 and 6,224,932.16
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Solution
The fourth proportional to 8,424,765.75, 11,623,056.24 and 6,224,932.16 is: 8,588,100.70
Step by Step Solution
- Step 1: Write the proportion equation
8,424,765.75 : 11,623,056.24 = 6,224,932.16 : x - Step 2: Convert to fraction form
8,424,765.75/11,623,056.24 = 6,224,932.16/x - Step 3: Cross multiply
8,424,765.75x = 11,623,056.24 × 6,224,932.16 - Step 4: Simplify right side
8,424,765.75x = 72,352,736,625,043.80 - Step 5: Solve for x
x = 72,352,736,625,043.80/8,424,765.75 - Step 6: Final answer
x = 8,588,100.70
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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.