Finding the Fourth Proportional to 8,710,381.09, 13,064,171.95 and 2,726,749.09
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Solution
The fourth proportional to 8,710,381.09, 13,064,171.95 and 2,726,749.09 is: 4,089,685.47
Step by Step Solution
- Step 1: Write the proportion equation
8,710,381.09 : 13,064,171.95 = 2,726,749.09 : x - Step 2: Convert to fraction form
8,710,381.09/13,064,171.95 = 2,726,749.09/x - Step 3: Cross multiply
8,710,381.09x = 13,064,171.95 × 2,726,749.09 - Step 4: Simplify right side
8,710,381.09x = 35,622,718,976,266.02 - Step 5: Solve for x
x = 35,622,718,976,266.02/8,710,381.09 - Step 6: Final answer
x = 4,089,685.47
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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.