Finding the Fourth Proportional to 7,656,412.99, 10,566,594.51 and 5,719,310.54
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Solution
The fourth proportional to 7,656,412.99, 10,566,594.51 and 5,719,310.54 is: 7,893,204.75
Step by Step Solution
- Step 1: Write the proportion equation
7,656,412.99 : 10,566,594.51 = 5,719,310.54 : x - Step 2: Convert to fraction form
7,656,412.99/10,566,594.51 = 5,719,310.54/x - Step 3: Cross multiply
7,656,412.99x = 10,566,594.51 × 5,719,310.54 - Step 4: Simplify right side
7,656,412.99x = 60,433,635,324,352.59 - Step 5: Solve for x
x = 60,433,635,324,352.59/7,656,412.99 - Step 6: Final answer
x = 7,893,204.75
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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.