Finding the Fourth Proportional to 81,739,786.88, 112,858,533.96 and 52,446,584
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Solution
The fourth proportional to 81,739,786.88, 112,858,533.96 and 52,446,584 is: 72,413,261.73
Step by Step Solution
- Step 1: Write the proportion equation
81,739,786.88 : 112,858,533.96 = 52,446,584 : x - Step 2: Convert to fraction form
81,739,786.88/112,858,533.96 = 52,446,584/x - Step 3: Cross multiply
81,739,786.88x = 112,858,533.96 × 52,446,584 - Step 4: Simplify right side
81,739,786.88x = 5,919,044,581,449,992 - Step 5: Solve for x
x = 5,919,044,581,449,992/81,739,786.88 - Step 6: Final answer
x = 72,413,261.73
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.