Finding the Fourth Proportional to 24,438,117.20, 36,696,343.80 and 19,431,064.40
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Solution
The fourth proportional to 24,438,117.20, 36,696,343.80 and 19,431,064.40 is: 29,177,739.59
Step by Step Solution
- Step 1: Write the proportion equation
24,438,117.20 : 36,696,343.80 = 19,431,064.40 : x - Step 2: Convert to fraction form
24,438,117.20/36,696,343.80 = 19,431,064.40/x - Step 3: Cross multiply
24,438,117.20x = 36,696,343.80 × 19,431,064.40 - Step 4: Simplify right side
24,438,117.20x = 713,049,019,622,340.62 - Step 5: Solve for x
x = 713,049,019,622,340.62/24,438,117.20 - Step 6: Final answer
x = 29,177,739.59
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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.