Finding the Fourth Proportional to 23,115,689.28, 34,675,823.52 and 8,546,428.80
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Solution
The fourth proportional to 23,115,689.28, 34,675,823.52 and 8,546,428.80 is: 12,820,489.72
Step by Step Solution
- Step 1: Write the proportion equation
23,115,689.28 : 34,675,823.52 = 8,546,428.80 : x - Step 2: Convert to fraction form
23,115,689.28/34,675,823.52 = 8,546,428.80/x - Step 3: Cross multiply
23,115,689.28x = 34,675,823.52 × 8,546,428.80 - Step 4: Simplify right side
23,115,689.28x = 296,354,456,795,045.44 - Step 5: Solve for x
x = 296,354,456,795,045.44/23,115,689.28 - Step 6: Final answer
x = 12,820,489.72
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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.