Finding the Fourth Proportional to 5,292,252.07, 7,307,421.66 and 4,066,625.68
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Solution
The fourth proportional to 5,292,252.07, 7,307,421.66 and 4,066,625.68 is: 5,615,104.53
Step by Step Solution
- Step 1: Write the proportion equation
5,292,252.07 : 7,307,421.66 = 4,066,625.68 : x - Step 2: Convert to fraction form
5,292,252.07/7,307,421.66 = 4,066,625.68/x - Step 3: Cross multiply
5,292,252.07x = 7,307,421.66 × 4,066,625.68 - Step 4: Simplify right side
5,292,252.07x = 29,716,548,558,875.68 - Step 5: Solve for x
x = 29,716,548,558,875.68/5,292,252.07 - Step 6: Final answer
x = 5,615,104.53
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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.