Finding the Fourth Proportional to 43,332,642.90, 64,983,890.25 and 17,417,250.99
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Solution
The fourth proportional to 43,332,642.90, 64,983,890.25 and 17,417,250.99 is: 26,119,817.56
Step by Step Solution
- Step 1: Write the proportion equation
43,332,642.90 : 64,983,890.25 = 17,417,250.99 : x - Step 2: Convert to fraction form
43,332,642.90/64,983,890.25 = 17,417,250.99/x - Step 3: Cross multiply
43,332,642.90x = 64,983,890.25 × 17,417,250.99 - Step 4: Simplify right side
43,332,642.90x = 1,131,840,726,790,863.75 - Step 5: Solve for x
x = 1,131,840,726,790,863.75/43,332,642.90 - Step 6: Final answer
x = 26,119,817.56
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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.