Finding the Fourth Proportional to 8,396,477.08, 12,588,871.91 and 3,720,014.98
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Solution
The fourth proportional to 8,396,477.08, 12,588,871.91 and 3,720,014.98 is: 5,577,433.44
Step by Step Solution
- Step 1: Write the proportion equation
8,396,477.08 : 12,588,871.91 = 3,720,014.98 : x - Step 2: Convert to fraction form
8,396,477.08/12,588,871.91 = 3,720,014.98/x - Step 3: Cross multiply
8,396,477.08x = 12,588,871.91 × 3,720,014.98 - Step 4: Simplify right side
8,396,477.08x = 46,830,792,036,428.95 - Step 5: Solve for x
x = 46,830,792,036,428.95/8,396,477.08 - Step 6: Final answer
x = 5,577,433.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.