Finding the Fourth Proportional to 16,025,103.05, 22,113,614.99 and 8,961,278.76
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Solution
The fourth proportional to 16,025,103.05, 22,113,614.99 and 8,961,278.76 is: 12,365,990.27
Step by Step Solution
- Step 1: Write the proportion equation
16,025,103.05 : 22,113,614.99 = 8,961,278.76 : x - Step 2: Convert to fraction form
16,025,103.05/22,113,614.99 = 8,961,278.76/x - Step 3: Cross multiply
16,025,103.05x = 22,113,614.99 × 8,961,278.76 - Step 4: Simplify right side
16,025,103.05x = 198,166,268,271,898.22 - Step 5: Solve for x
x = 198,166,268,271,898.22/16,025,103.05 - Step 6: Final answer
x = 12,365,990.27
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.