Finding the Fourth Proportional to 8,136,762.95, 12,205,328.49 and 2,071,472.01
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Solution
The fourth proportional to 8,136,762.95, 12,205,328.49 and 2,071,472.01 is: 3,107,254.88
Step by Step Solution
- Step 1: Write the proportion equation
8,136,762.95 : 12,205,328.49 = 2,071,472.01 : x - Step 2: Convert to fraction form
8,136,762.95/12,205,328.49 = 2,071,472.01/x - Step 3: Cross multiply
8,136,762.95x = 12,205,328.49 × 2,071,472.01 - Step 4: Simplify right side
8,136,762.95x = 25,282,996,339,890.57 - Step 5: Solve for x
x = 25,282,996,339,890.57/8,136,762.95 - Step 6: Final answer
x = 3,107,254.88
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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.