Finding the Fourth Proportional to 5,655,704.30, 8,483,556.45 and 4,394,437.10
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Solution
The fourth proportional to 5,655,704.30, 8,483,556.45 and 4,394,437.10 is: 6,591,655.65
Step by Step Solution
- Step 1: Write the proportion equation
5,655,704.30 : 8,483,556.45 = 4,394,437.10 : x - Step 2: Convert to fraction form
5,655,704.30/8,483,556.45 = 4,394,437.10/x - Step 3: Cross multiply
5,655,704.30x = 8,483,556.45 × 4,394,437.10 - Step 4: Simplify right side
5,655,704.30x = 37,280,455,203,824.29 - Step 5: Solve for x
x = 37,280,455,203,824.29/5,655,704.30 - Step 6: Final answer
x = 6,591,655.65
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Double scale
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.