Finding the Fourth Proportional to 21,597,432, 29,805,078.24 and 11,940,262.08
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Solution
The fourth proportional to 21,597,432, 29,805,078.24 and 11,940,262.08 is: 16,477,905.59
Step by Step Solution
- Step 1: Write the proportion equation
21,597,432 : 29,805,078.24 = 11,940,262.08 : x - Step 2: Convert to fraction form
21,597,432/29,805,078.24 = 11,940,262.08/x - Step 3: Cross multiply
21,597,432x = 29,805,078.24 × 11,940,262.08 - Step 4: Simplify right side
21,597,432x = 355,880,445,500,505.12 - Step 5: Solve for x
x = 355,880,445,500,505.12/21,597,432 - Step 6: Final answer
x = 16,477,905.59
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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.