Finding the Fourth Proportional to 10,134,153.44, 13,984,864.08 and 5,783,161.76
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Solution
The fourth proportional to 10,134,153.44, 13,984,864.08 and 5,783,161.76 is: 7,980,610.48
Step by Step Solution
- Step 1: Write the proportion equation
10,134,153.44 : 13,984,864.08 = 5,783,161.76 : x - Step 2: Convert to fraction form
10,134,153.44/13,984,864.08 = 5,783,161.76/x - Step 3: Cross multiply
10,134,153.44x = 13,984,864.08 × 5,783,161.76 - Step 4: Simplify right side
10,134,153.44x = 80,876,731,166,253.58 - Step 5: Solve for x
x = 80,876,731,166,253.58/10,134,153.44 - Step 6: Final answer
x = 7,980,610.48
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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.