Finding the Fourth Proportional to 5,999,324.64, 8,282,931.12 and 5,353,634.76
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Solution
The fourth proportional to 5,999,324.64, 8,282,931.12 and 5,353,634.76 is: 7,391,463.31
Step by Step Solution
- Step 1: Write the proportion equation
5,999,324.64 : 8,282,931.12 = 5,353,634.76 : x - Step 2: Convert to fraction form
5,999,324.64/8,282,931.12 = 5,353,634.76/x - Step 3: Cross multiply
5,999,324.64x = 8,282,931.12 × 5,353,634.76 - Step 4: Simplify right side
5,999,324.64x = 44,343,787,958,717.73 - Step 5: Solve for x
x = 44,343,787,958,717.73/5,999,324.64 - Step 6: Final answer
x = 7,391,463.31
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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.