Finding the Fourth Proportional to 79,187,761.84, 109,283,394.36 and 44,391,629.56
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Solution
The fourth proportional to 79,187,761.84, 109,283,394.36 and 44,391,629.56 is: 61,262,849.80
Step by Step Solution
- Step 1: Write the proportion equation
79,187,761.84 : 109,283,394.36 = 44,391,629.56 : x - Step 2: Convert to fraction form
79,187,761.84/109,283,394.36 = 44,391,629.56/x - Step 3: Cross multiply
79,187,761.84x = 109,283,394.36 × 44,391,629.56 - Step 4: Simplify right side
79,187,761.84x = 4,851,267,959,488,514 - Step 5: Solve for x
x = 4,851,267,959,488,514/79,187,761.84 - Step 6: Final answer
x = 61,262,849.80
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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.