Finding the Fourth Proportional to 92,571,647.24, 138,865,027.18 and 46,489,816.74
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Solution
The fourth proportional to 92,571,647.24, 138,865,027.18 and 46,489,816.74 is: 69,738,519.92
Step by Step Solution
- Step 1: Write the proportion equation
92,571,647.24 : 138,865,027.18 = 46,489,816.74 : x - Step 2: Convert to fraction form
92,571,647.24/138,865,027.18 = 46,489,816.74/x - Step 3: Cross multiply
92,571,647.24x = 138,865,027.18 × 46,489,816.74 - Step 4: Simplify right side
92,571,647.24x = 6,455,809,665,193,320 - Step 5: Solve for x
x = 6,455,809,665,193,320/92,571,647.24 - Step 6: Final answer
x = 69,738,519.92
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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.