Finding the Fourth Proportional to 56,159,490.24, 84,177,408.96 and 36,720,699.84
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Solution
The fourth proportional to 56,159,490.24, 84,177,408.96 and 36,720,699.84 is: 55,040,623.67
Step by Step Solution
- Step 1: Write the proportion equation
56,159,490.24 : 84,177,408.96 = 36,720,699.84 : x - Step 2: Convert to fraction form
56,159,490.24/84,177,408.96 = 36,720,699.84/x - Step 3: Cross multiply
56,159,490.24x = 84,177,408.96 × 36,720,699.84 - Step 4: Simplify right side
56,159,490.24x = 3,091,053,367,729,086.50 - Step 5: Solve for x
x = 3,091,053,367,729,086.50/56,159,490.24 - Step 6: Final answer
x = 55,040,623.67
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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.