Finding the Fourth Proportional to 22,471,564.63, 31,001,935.83 and 13,050,751.91
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Solution
The fourth proportional to 22,471,564.63, 31,001,935.83 and 13,050,751.91 is: 18,004,913.32
Step by Step Solution
- Step 1: Write the proportion equation
22,471,564.63 : 31,001,935.83 = 13,050,751.91 : x - Step 2: Convert to fraction form
22,471,564.63/31,001,935.83 = 13,050,751.91/x - Step 3: Cross multiply
22,471,564.63x = 31,001,935.83 × 13,050,751.91 - Step 4: Simplify right side
22,471,564.63x = 404,598,573,247,069.94 - Step 5: Solve for x
x = 404,598,573,247,069.94/22,471,564.63 - Step 6: Final answer
x = 18,004,913.32
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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.