Finding the Fourth Proportional to 15,226,205.29, 21,013,491.96 and 8,352,015.95
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Solution
The fourth proportional to 15,226,205.29, 21,013,491.96 and 8,352,015.95 is: 11,526,510.82
Step by Step Solution
- Step 1: Write the proportion equation
15,226,205.29 : 21,013,491.96 = 8,352,015.95 : x - Step 2: Convert to fraction form
15,226,205.29/21,013,491.96 = 8,352,015.95/x - Step 3: Cross multiply
15,226,205.29x = 21,013,491.96 × 8,352,015.95 - Step 4: Simplify right side
15,226,205.29x = 175,505,020,067,650.50 - Step 5: Solve for x
x = 175,505,020,067,650.50/15,226,205.29 - Step 6: Final answer
x = 11,526,510.82
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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.