Finding the Fourth Proportional to 43,455,740.70, 65,183,611.05 and 14,702,814.30
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Solution
The fourth proportional to 43,455,740.70, 65,183,611.05 and 14,702,814.30 is: 22,054,221.45
Step by Step Solution
- Step 1: Write the proportion equation
43,455,740.70 : 65,183,611.05 = 14,702,814.30 : x - Step 2: Convert to fraction form
43,455,740.70/65,183,611.05 = 14,702,814.30/x - Step 3: Cross multiply
43,455,740.70x = 65,183,611.05 × 14,702,814.30 - Step 4: Simplify right side
43,455,740.70x = 958,382,528,671,578 - Step 5: Solve for x
x = 958,382,528,671,578/43,455,740.70 - Step 6: Final answer
x = 22,054,221.45
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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.