Finding the Fourth Proportional to 7,777,762.47, 10,733,313.11 and 4,293,102.42
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Solution
The fourth proportional to 7,777,762.47, 10,733,313.11 and 4,293,102.42 is: 5,924,481.83
Step by Step Solution
- Step 1: Write the proportion equation
7,777,762.47 : 10,733,313.11 = 4,293,102.42 : x - Step 2: Convert to fraction form
7,777,762.47/10,733,313.11 = 4,293,102.42/x - Step 3: Cross multiply
7,777,762.47x = 10,733,313.11 × 4,293,102.42 - Step 4: Simplify right side
7,777,762.47x = 46,079,212,465,693.22 - Step 5: Solve for x
x = 46,079,212,465,693.22/7,777,762.47 - Step 6: Final answer
x = 5,924,481.83
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1.5x scale
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.