Finding the Fourth Proportional to 75,415,114.22, 113,121,948.50 and 44,687,574.88
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Solution
The fourth proportional to 75,415,114.22, 113,121,948.50 and 44,687,574.88 is: 67,030,934.00
Step by Step Solution
- Step 1: Write the proportion equation
75,415,114.22 : 113,121,948.50 = 44,687,574.88 : x - Step 2: Convert to fraction form
75,415,114.22/113,121,948.50 = 44,687,574.88/x - Step 3: Cross multiply
75,415,114.22x = 113,121,948.50 × 44,687,574.88 - Step 4: Simplify right side
75,415,114.22x = 5,055,145,543,659,011 - Step 5: Solve for x
x = 5,055,145,543,659,011/75,415,114.22 - Step 6: Final answer
x = 67,030,934.00
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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.