Finding the Fourth Proportional to 35,821,831.97, 53,732,452.65 and 10,262,865.98
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Solution
The fourth proportional to 35,821,831.97, 53,732,452.65 and 10,262,865.98 is: 15,394,214.37
Step by Step Solution
- Step 1: Write the proportion equation
35,821,831.97 : 53,732,452.65 = 10,262,865.98 : x - Step 2: Convert to fraction form
35,821,831.97/53,732,452.65 = 10,262,865.98/x - Step 3: Cross multiply
35,821,831.97x = 53,732,452.65 × 10,262,865.98 - Step 4: Simplify right side
35,821,831.97x = 551,448,960,419,491.25 - Step 5: Solve for x
x = 551,448,960,419,491.25/35,821,831.97 - Step 6: Final answer
x = 15,394,214.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.