Finding the Fourth Proportional to 7,285,674.42, 10,044,884.88 and 5,974,094.07
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Solution
The fourth proportional to 7,285,674.42, 10,044,884.88 and 5,974,094.07 is: 8,236,586.45
Step by Step Solution
- Step 1: Write the proportion equation
7,285,674.42 : 10,044,884.88 = 5,974,094.07 : x - Step 2: Convert to fraction form
7,285,674.42/10,044,884.88 = 5,974,094.07/x - Step 3: Cross multiply
7,285,674.42x = 10,044,884.88 × 5,974,094.07 - Step 4: Simplify right side
7,285,674.42x = 60,009,087,195,440.67 - Step 5: Solve for x
x = 60,009,087,195,440.67/7,285,674.42 - Step 6: Final answer
x = 8,236,586.45
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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.