Finding the Fourth Proportional to 45,788,471.40, 63,174,311.46 and 27,447,064.68
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Solution
The fourth proportional to 45,788,471.40, 63,174,311.46 and 27,447,064.68 is: 37,868,689.64
Step by Step Solution
- Step 1: Write the proportion equation
45,788,471.40 : 63,174,311.46 = 27,447,064.68 : x - Step 2: Convert to fraction form
45,788,471.40/63,174,311.46 = 27,447,064.68/x - Step 3: Cross multiply
45,788,471.40x = 63,174,311.46 × 27,447,064.68 - Step 4: Simplify right side
45,788,471.40x = 1,733,949,412,757,085.25 - Step 5: Solve for x
x = 1,733,949,412,757,085.25/45,788,471.40 - Step 6: Final answer
x = 37,868,689.64
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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.