Finding the Fourth Proportional to 48,372,868.12, 66,754,626.24 and 26,346,453.88
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Solution
The fourth proportional to 48,372,868.12, 66,754,626.24 and 26,346,453.88 is: 36,358,143.52
Step by Step Solution
- Step 1: Write the proportion equation
48,372,868.12 : 66,754,626.24 = 26,346,453.88 : x - Step 2: Convert to fraction form
48,372,868.12/66,754,626.24 = 26,346,453.88/x - Step 3: Cross multiply
48,372,868.12x = 66,754,626.24 × 26,346,453.88 - Step 4: Simplify right side
48,372,868.12x = 1,758,747,681,508,797.75 - Step 5: Solve for x
x = 1,758,747,681,508,797.75/48,372,868.12 - Step 6: Final answer
x = 36,358,143.52
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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.