Finding the Fourth Proportional to 48,293,799.12, 66,639,393.72 and 32,646,868.23
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Solution
The fourth proportional to 48,293,799.12, 66,639,393.72 and 32,646,868.23 is: 45,048,588.96
Step by Step Solution
- Step 1: Write the proportion equation
48,293,799.12 : 66,639,393.72 = 32,646,868.23 : x - Step 2: Convert to fraction form
48,293,799.12/66,639,393.72 = 32,646,868.23/x - Step 3: Cross multiply
48,293,799.12x = 66,639,393.72 × 32,646,868.23 - Step 4: Simplify right side
48,293,799.12x = 2,175,567,505,703,929.50 - Step 5: Solve for x
x = 2,175,567,505,703,929.50/48,293,799.12 - Step 6: Final answer
x = 45,048,588.96
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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.