Finding the Fourth Proportional to 10,903,061.36, 15,046,324.20 and 6,008,459.08
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Solution
The fourth proportional to 10,903,061.36, 15,046,324.20 and 6,008,459.08 is: 8,291,728.38
Step by Step Solution
- Step 1: Write the proportion equation
10,903,061.36 : 15,046,324.20 = 6,008,459.08 : x - Step 2: Convert to fraction form
10,903,061.36/15,046,324.20 = 6,008,459.08/x - Step 3: Cross multiply
10,903,061.36x = 15,046,324.20 × 6,008,459.08 - Step 4: Simplify right side
10,903,061.36x = 90,405,223,260,113.73 - Step 5: Solve for x
x = 90,405,223,260,113.73/10,903,061.36 - Step 6: Final answer
x = 8,291,728.38
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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.