Finding the Fourth Proportional to 11,472,200.08, 15,831,151.21 and 6,245,099.44
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Solution
The fourth proportional to 11,472,200.08, 15,831,151.21 and 6,245,099.44 is: 8,617,973.27
Step by Step Solution
- Step 1: Write the proportion equation
11,472,200.08 : 15,831,151.21 = 6,245,099.44 : x - Step 2: Convert to fraction form
11,472,200.08/15,831,151.21 = 6,245,099.44/x - Step 3: Cross multiply
11,472,200.08x = 15,831,151.21 × 6,245,099.44 - Step 4: Simplify right side
11,472,200.08x = 98,867,113,613,405.05 - Step 5: Solve for x
x = 98,867,113,613,405.05/11,472,200.08 - Step 6: Final answer
x = 8,617,973.27
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1.5x scale
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.