Finding the Fourth Proportional to 10,323,367.67, 15,485,076.09 and 3,134,955.62
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Solution
The fourth proportional to 10,323,367.67, 15,485,076.09 and 3,134,955.62 is: 4,702,440.89
Step by Step Solution
- Step 1: Write the proportion equation
10,323,367.67 : 15,485,076.09 = 3,134,955.62 : x - Step 2: Convert to fraction form
10,323,367.67/15,485,076.09 = 3,134,955.62/x - Step 3: Cross multiply
10,323,367.67x = 15,485,076.09 × 3,134,955.62 - Step 4: Simplify right side
10,323,367.67x = 48,545,026,237,047.75 - Step 5: Solve for x
x = 48,545,026,237,047.75/10,323,367.67 - Step 6: Final answer
x = 4,702,440.89
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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.