Finding the Fourth Proportional to 17,716,602.20, 26,574,903.30 and 4,253,430.20
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Solution
The fourth proportional to 17,716,602.20, 26,574,903.30 and 4,253,430.20 is: 6,380,145.30
Step by Step Solution
- Step 1: Write the proportion equation
17,716,602.20 : 26,574,903.30 = 4,253,430.20 : x - Step 2: Convert to fraction form
17,716,602.20/26,574,903.30 = 4,253,430.20/x - Step 3: Cross multiply
17,716,602.20x = 26,574,903.30 × 4,253,430.20 - Step 4: Simplify right side
17,716,602.20x = 113,034,496,258,299.67 - Step 5: Solve for x
x = 113,034,496,258,299.67/17,716,602.20 - Step 6: Final answer
x = 6,380,145.30
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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.