Finding the Fourth Proportional to 61,283,448.76, 84,571,119.60 and 33,406,212.28
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Solution
The fourth proportional to 61,283,448.76, 84,571,119.60 and 33,406,212.28 is: 46,100,551.31
Step by Step Solution
- Step 1: Write the proportion equation
61,283,448.76 : 84,571,119.60 = 33,406,212.28 : x - Step 2: Convert to fraction form
61,283,448.76/84,571,119.60 = 33,406,212.28/x - Step 3: Cross multiply
61,283,448.76x = 84,571,119.60 × 33,406,212.28 - Step 4: Simplify right side
61,283,448.76x = 2,825,200,774,114,868.50 - Step 5: Solve for x
x = 2,825,200,774,114,868.50/61,283,448.76 - Step 6: Final answer
x = 46,100,551.31
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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.