Finding the Fourth Proportional to 35,295,672.62, 48,700,471.92 and 20,604,671.84
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Solution
The fourth proportional to 35,295,672.62, 48,700,471.92 and 20,604,671.84 is: 28,430,035.98
Step by Step Solution
- Step 1: Write the proportion equation
35,295,672.62 : 48,700,471.92 = 20,604,671.84 : x - Step 2: Convert to fraction form
35,295,672.62/48,700,471.92 = 20,604,671.84/x - Step 3: Cross multiply
35,295,672.62x = 48,700,471.92 × 20,604,671.84 - Step 4: Simplify right side
35,295,672.62x = 1,003,457,242,364,734.75 - Step 5: Solve for x
x = 1,003,457,242,364,734.75/35,295,672.62 - Step 6: Final answer
x = 28,430,035.98
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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.