Finding the Fourth Proportional to 10,219,951.14, 15,322,359.66 and 6,175,491.96
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Solution
The fourth proportional to 10,219,951.14, 15,322,359.66 and 6,175,491.96 is: 9,258,665.49
Step by Step Solution
- Step 1: Write the proportion equation
10,219,951.14 : 15,322,359.66 = 6,175,491.96 : x - Step 2: Convert to fraction form
10,219,951.14/15,322,359.66 = 6,175,491.96/x - Step 3: Cross multiply
10,219,951.14x = 15,322,359.66 × 6,175,491.96 - Step 4: Simplify right side
10,219,951.14x = 94,623,108,888,558.33 - Step 5: Solve for x
x = 94,623,108,888,558.33/10,219,951.14 - Step 6: Final answer
x = 9,258,665.49
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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.