Finding the Fourth Proportional to 6,157,556.28, 8,497,439.98 and 3,441,302.20
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Solution
The fourth proportional to 6,157,556.28, 8,497,439.98 and 3,441,302.20 is: 4,749,003.92
Step by Step Solution
- Step 1: Write the proportion equation
6,157,556.28 : 8,497,439.98 = 3,441,302.20 : x - Step 2: Convert to fraction form
6,157,556.28/8,497,439.98 = 3,441,302.20/x - Step 3: Cross multiply
6,157,556.28x = 8,497,439.98 × 3,441,302.20 - Step 4: Simplify right side
6,157,556.28x = 29,242,258,897,541.96 - Step 5: Solve for x
x = 29,242,258,897,541.96/6,157,556.28 - Step 6: Final answer
x = 4,749,003.92
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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.