Finding the Fourth Proportional to 11,276,829.24, 15,562,035.06 and 6,120,192.45
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Solution
The fourth proportional to 11,276,829.24, 15,562,035.06 and 6,120,192.45 is: 8,445,871.39
Step by Step Solution
- Step 1: Write the proportion equation
11,276,829.24 : 15,562,035.06 = 6,120,192.45 : x - Step 2: Convert to fraction form
11,276,829.24/15,562,035.06 = 6,120,192.45/x - Step 3: Cross multiply
11,276,829.24x = 15,562,035.06 × 6,120,192.45 - Step 4: Simplify right side
11,276,829.24x = 95,242,649,480,847.30 - Step 5: Solve for x
x = 95,242,649,480,847.30/11,276,829.24 - Step 6: Final answer
x = 8,445,871.39
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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.