Finding the Fourth Proportional to 17,989,746.42, 24,825,882.70 and 9,840,984.42
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Solution
The fourth proportional to 17,989,746.42, 24,825,882.70 and 9,840,984.42 is: 13,580,576.35
Step by Step Solution
- Step 1: Write the proportion equation
17,989,746.42 : 24,825,882.70 = 9,840,984.42 : x - Step 2: Convert to fraction form
17,989,746.42/24,825,882.70 = 9,840,984.42/x - Step 3: Cross multiply
17,989,746.42x = 24,825,882.70 × 9,840,984.42 - Step 4: Simplify right side
17,989,746.42x = 244,311,124,863,447.53 - Step 5: Solve for x
x = 244,311,124,863,447.53/17,989,746.42 - Step 6: Final answer
x = 13,580,576.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.