Finding the Fourth Proportional to 75,746,980.53, 113,625,253.85 and 32,019,584.94
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Solution
The fourth proportional to 75,746,980.53, 113,625,253.85 and 32,019,584.94 is: 48,031,399.29
Step by Step Solution
- Step 1: Write the proportion equation
75,746,980.53 : 113,625,253.85 = 32,019,584.94 : x - Step 2: Convert to fraction form
75,746,980.53/113,625,253.85 = 32,019,584.94/x - Step 3: Cross multiply
75,746,980.53x = 113,625,253.85 × 32,019,584.94 - Step 4: Simplify right side
75,746,980.53x = 3,638,233,466,819,039 - Step 5: Solve for x
x = 3,638,233,466,819,039/75,746,980.53 - Step 6: Final answer
x = 48,031,399.29
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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.