Finding the Fourth Proportional to 6,234,668.92, 8,605,277.54 and 3,657,180.07
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Solution
The fourth proportional to 6,234,668.92, 8,605,277.54 and 3,657,180.07 is: 5,047,749.92
Step by Step Solution
- Step 1: Write the proportion equation
6,234,668.92 : 8,605,277.54 = 3,657,180.07 : x - Step 2: Convert to fraction form
6,234,668.92/8,605,277.54 = 3,657,180.07/x - Step 3: Cross multiply
6,234,668.92x = 8,605,277.54 × 3,657,180.07 - Step 4: Simplify right side
6,234,668.92x = 31,471,049,516,106.62 - Step 5: Solve for x
x = 31,471,049,516,106.62/6,234,668.92 - Step 6: Final answer
x = 5,047,749.92
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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.