Finding the Fourth Proportional to 10,869,192.38, 16,303,777.98 and 2,782,155.08
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Solution
The fourth proportional to 10,869,192.38, 16,303,777.98 and 2,782,155.08 is: 4,173,229.91
Step by Step Solution
- Step 1: Write the proportion equation
10,869,192.38 : 16,303,777.98 = 2,782,155.08 : x - Step 2: Convert to fraction form
10,869,192.38/16,303,777.98 = 2,782,155.08/x - Step 3: Cross multiply
10,869,192.38x = 16,303,777.98 × 2,782,155.08 - Step 4: Simplify right side
10,869,192.38x = 45,359,638,730,249.14 - Step 5: Solve for x
x = 45,359,638,730,249.14/10,869,192.38 - Step 6: Final answer
x = 4,173,229.91
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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.