Finding the Fourth Proportional to 56,369,035.72, 84,532,814.12 and 19,471,535.80
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Solution
The fourth proportional to 56,369,035.72, 84,532,814.12 and 19,471,535.80 is: 29,200,139.68
Step by Step Solution
- Step 1: Write the proportion equation
56,369,035.72 : 84,532,814.12 = 19,471,535.80 : x - Step 2: Convert to fraction form
56,369,035.72/84,532,814.12 = 19,471,535.80/x - Step 3: Cross multiply
56,369,035.72x = 84,532,814.12 × 19,471,535.80 - Step 4: Simplify right side
56,369,035.72x = 1,645,983,716,412,325.75 - Step 5: Solve for x
x = 1,645,983,716,412,325.75/56,369,035.72 - Step 6: Final answer
x = 29,200,139.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.