Finding the Fourth Proportional to 19,476,360.64, 29,222,588.43 and 8,540,891.80
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Solution
The fourth proportional to 19,476,360.64, 29,222,588.43 and 8,540,891.80 is: 12,814,866.72
Step by Step Solution
- Step 1: Write the proportion equation
19,476,360.64 : 29,222,588.43 = 8,540,891.80 : x - Step 2: Convert to fraction form
19,476,360.64/29,222,588.43 = 8,540,891.80/x - Step 3: Cross multiply
19,476,360.64x = 29,222,588.43 × 8,540,891.80 - Step 4: Simplify right side
19,476,360.64x = 249,586,965,823,505.38 - Step 5: Solve for x
x = 249,586,965,823,505.38/19,476,360.64 - Step 6: Final answer
x = 12,814,866.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.