Finding the Fourth Proportional to 11,472,202.43, 15,831,154.44 and 6,245,101.79
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Solution
The fourth proportional to 11,472,202.43, 15,831,154.44 and 6,245,101.79 is: 8,617,976.50
Step by Step Solution
- Step 1: Write the proportion equation
11,472,202.43 : 15,831,154.44 = 6,245,101.79 : x - Step 2: Convert to fraction form
11,472,202.43/15,831,154.44 = 6,245,101.79/x - Step 3: Cross multiply
11,472,202.43x = 15,831,154.44 × 6,245,101.79 - Step 4: Simplify right side
11,472,202.43x = 98,867,170,970,588.34 - Step 5: Solve for x
x = 98,867,170,970,588.34/11,472,202.43 - Step 6: Final answer
x = 8,617,976.50
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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.