Finding the Fourth Proportional to 33,235,899.21, 45,873,193.73 and 19,489,292.01
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Solution
The fourth proportional to 33,235,899.21, 45,873,193.73 and 19,489,292.01 is: 26,899,710.53
Step by Step Solution
- Step 1: Write the proportion equation
33,235,899.21 : 45,873,193.73 = 19,489,292.01 : x - Step 2: Convert to fraction form
33,235,899.21/45,873,193.73 = 19,489,292.01/x - Step 3: Cross multiply
33,235,899.21x = 45,873,193.73 × 19,489,292.01 - Step 4: Simplify right side
33,235,899.21x = 894,036,067,937,824.75 - Step 5: Solve for x
x = 894,036,067,937,824.75/33,235,899.21 - Step 6: Final answer
x = 26,899,710.53
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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.