Finding the Fourth Proportional to 5,292,260.09, 7,307,432.70 and 4,066,633.70
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Solution
The fourth proportional to 5,292,260.09, 7,307,432.70 and 4,066,633.70 is: 5,615,115.58
Step by Step Solution
- Step 1: Write the proportion equation
5,292,260.09 : 7,307,432.70 = 4,066,633.70 : x - Step 2: Convert to fraction form
5,292,260.09/7,307,432.70 = 4,066,633.70/x - Step 3: Cross multiply
5,292,260.09x = 7,307,432.70 × 4,066,633.70 - Step 4: Simplify right side
5,292,260.09x = 29,716,652,078,301.99 - Step 5: Solve for x
x = 29,716,652,078,301.99/5,292,260.09 - Step 6: Final answer
x = 5,615,115.58
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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.