Finding the Fourth Proportional to 67,777,707.42, 93,571,645.60 and 51,852,831.14
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Solution
The fourth proportional to 67,777,707.42, 93,571,645.60 and 51,852,831.14 is: 71,586,291.77
Step by Step Solution
- Step 1: Write the proportion equation
67,777,707.42 : 93,571,645.60 = 51,852,831.14 : x - Step 2: Convert to fraction form
67,777,707.42/93,571,645.60 = 51,852,831.14/x - Step 3: Cross multiply
67,777,707.42x = 93,571,645.60 × 51,852,831.14 - Step 4: Simplify right side
67,777,707.42x = 4,851,954,738,788,724 - Step 5: Solve for x
x = 4,851,954,738,788,724/67,777,707.42 - Step 6: Final answer
x = 71,586,291.77
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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.