Finding the Fourth Proportional to 19,933,175.20, 27,982,028 and 19,933,175.20
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Solution
The fourth proportional to 19,933,175.20, 27,982,028 and 19,933,175.20 is: 27,982,028
Step by Step Solution
- Step 1: Write the proportion equation
19,933,175.20 : 27,982,028 = 19,933,175.20 : x - Step 2: Convert to fraction form
19,933,175.20/27,982,028 = 19,933,175.20/x - Step 3: Cross multiply
19,933,175.20x = 27,982,028 × 19,933,175.20 - Step 4: Simplify right side
19,933,175.20x = 557,770,666,575,305.56 - Step 5: Solve for x
x = 557,770,666,575,305.56/19,933,175.20 - Step 6: Final answer
x = 27,982,028
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.