Finding the Fourth Proportional to 14,232,769.50, 21,351,366.09 and 4,779,365.34
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Solution
The fourth proportional to 14,232,769.50, 21,351,366.09 and 4,779,365.34 is: 7,169,790.75
Step by Step Solution
- Step 1: Write the proportion equation
14,232,769.50 : 21,351,366.09 = 4,779,365.34 : x - Step 2: Convert to fraction form
14,232,769.50/21,351,366.09 = 4,779,365.34/x - Step 3: Cross multiply
14,232,769.50x = 21,351,366.09 × 4,779,365.34 - Step 4: Simplify right side
14,232,769.50x = 102,045,979,052,197.31 - Step 5: Solve for x
x = 102,045,979,052,197.31/14,232,769.50 - Step 6: Final answer
x = 7,169,790.75
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1.5x scale
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.