Finding the Fourth Proportional to 45,380,288.70, 68,070,433.05 and 14,674,808.70
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Solution
The fourth proportional to 45,380,288.70, 68,070,433.05 and 14,674,808.70 is: 22,012,213.05
Step by Step Solution
- Step 1: Write the proportion equation
45,380,288.70 : 68,070,433.05 = 14,674,808.70 : x - Step 2: Convert to fraction form
45,380,288.70/68,070,433.05 = 14,674,808.70/x - Step 3: Cross multiply
45,380,288.70x = 68,070,433.05 × 14,674,808.70 - Step 4: Simplify right side
45,380,288.70x = 998,920,583,134,907.50 - Step 5: Solve for x
x = 998,920,583,134,907.50/45,380,288.70 - Step 6: Final answer
x = 22,012,213.05
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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.