Finding the Fourth Proportional to 5,652,357.11, 7,800,427.23 and 3,205,070.09
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Solution
The fourth proportional to 5,652,357.11, 7,800,427.23 and 3,205,070.09 is: 4,423,095.62
Step by Step Solution
- Step 1: Write the proportion equation
5,652,357.11 : 7,800,427.23 = 3,205,070.09 : x - Step 2: Convert to fraction form
5,652,357.11/7,800,427.23 = 3,205,070.09/x - Step 3: Cross multiply
5,652,357.11x = 7,800,427.23 × 3,205,070.09 - Step 4: Simplify right side
5,652,357.11x = 25,000,916,004,094.55 - Step 5: Solve for x
x = 25,000,916,004,094.55/5,652,357.11 - Step 6: Final answer
x = 4,423,095.62
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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.