Finding the Fourth Proportional to 40,288,738.74, 60,389,380.75 and 26,449,890.03
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Solution
The fourth proportional to 40,288,738.74, 60,389,380.75 and 26,449,890.03 is: 39,646,127.67
Step by Step Solution
- Step 1: Write the proportion equation
40,288,738.74 : 60,389,380.75 = 26,449,890.03 : x - Step 2: Convert to fraction form
40,288,738.74/60,389,380.75 = 26,449,890.03/x - Step 3: Cross multiply
40,288,738.74x = 60,389,380.75 × 26,449,890.03 - Step 4: Simplify right side
40,288,738.74x = 1,597,292,479,817,299 - Step 5: Solve for x
x = 1,597,292,479,817,299/40,288,738.74 - Step 6: Final answer
x = 39,646,127.67
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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.