Finding the Fourth Proportional to 54,807,157.68, 75,633,936.81 and 29,689,325.99
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Solution
The fourth proportional to 54,807,157.68, 75,633,936.81 and 29,689,325.99 is: 40,971,301.94
Step by Step Solution
- Step 1: Write the proportion equation
54,807,157.68 : 75,633,936.81 = 29,689,325.99 : x - Step 2: Convert to fraction form
54,807,157.68/75,633,936.81 = 29,689,325.99/x - Step 3: Cross multiply
54,807,157.68x = 75,633,936.81 × 29,689,325.99 - Step 4: Simplify right side
54,807,157.68x = 2,245,520,605,653,273.50 - Step 5: Solve for x
x = 2,245,520,605,653,273.50/54,807,157.68 - Step 6: Final answer
x = 40,971,301.94
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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.