Finding the Fourth Proportional to 54,167,251.80, 81,257,043.22 and 19,639,913.67
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Solution
The fourth proportional to 54,167,251.80, 81,257,043.22 and 19,639,913.67 is: 29,462,105.99
Step by Step Solution
- Step 1: Write the proportion equation
54,167,251.80 : 81,257,043.22 = 19,639,913.67 : x - Step 2: Convert to fraction form
54,167,251.80/81,257,043.22 = 19,639,913.67/x - Step 3: Cross multiply
54,167,251.80x = 81,257,043.22 × 19,639,913.67 - Step 4: Simplify right side
54,167,251.80x = 1,595,881,313,981,614 - Step 5: Solve for x
x = 1,595,881,313,981,614/54,167,251.80 - Step 6: Final answer
x = 29,462,105.99
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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.