Finding the Fourth Proportional to 77,542,485.10, 107,024,508.50 and 46,198,895.44
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Solution
The fourth proportional to 77,542,485.10, 107,024,508.50 and 46,198,895.44 is: 63,763,936.26
Step by Step Solution
- Step 1: Write the proportion equation
77,542,485.10 : 107,024,508.50 = 46,198,895.44 : x - Step 2: Convert to fraction form
77,542,485.10/107,024,508.50 = 46,198,895.44/x - Step 3: Cross multiply
77,542,485.10x = 107,024,508.50 × 46,198,895.44 - Step 4: Simplify right side
77,542,485.10x = 4,944,414,077,708,891 - Step 5: Solve for x
x = 4,944,414,077,708,891/77,542,485.10 - Step 6: Final answer
x = 63,763,936.26
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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.