Finding the Fourth Proportional to 58,139,364.97, 87,204,471.14 and 25,349,160.02
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Solution
The fourth proportional to 58,139,364.97, 87,204,471.14 and 25,349,160.02 is: 38,021,744.73
Step by Step Solution
- Step 1: Write the proportion equation
58,139,364.97 : 87,204,471.14 = 25,349,160.02 : x - Step 2: Convert to fraction form
58,139,364.97/87,204,471.14 = 25,349,160.02/x - Step 3: Cross multiply
58,139,364.97x = 87,204,471.14 × 25,349,160.02 - Step 4: Simplify right side
58,139,364.97x = 2,210,560,093,668,716 - Step 5: Solve for x
x = 2,210,560,093,668,716/58,139,364.97 - Step 6: Final answer
x = 38,021,744.73
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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.