Finding the Fourth Proportional to 61,065,142.03, 84,270,547.02 and 33,187,852.09
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Solution
The fourth proportional to 61,065,142.03, 84,270,547.02 and 33,187,852.09 is: 45,799,589.70
Step by Step Solution
- Step 1: Write the proportion equation
61,065,142.03 : 84,270,547.02 = 33,187,852.09 : x - Step 2: Convert to fraction form
61,065,142.03/84,270,547.02 = 33,187,852.09/x - Step 3: Cross multiply
61,065,142.03x = 84,270,547.02 × 33,187,852.09 - Step 4: Simplify right side
61,065,142.03x = 2,796,758,450,043,150 - Step 5: Solve for x
x = 2,796,758,450,043,150/61,065,142.03 - Step 6: Final answer
x = 45,799,589.70
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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.