Finding the Fourth Proportional to 10,516,416.68, 14,512,664.70 and 5,687,520.68
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Solution
The fourth proportional to 10,516,416.68, 14,512,664.70 and 5,687,520.68 is: 7,848,783.77
Step by Step Solution
- Step 1: Write the proportion equation
10,516,416.68 : 14,512,664.70 = 5,687,520.68 : x - Step 2: Convert to fraction form
10,516,416.68/14,512,664.70 = 5,687,520.68/x - Step 3: Cross multiply
10,516,416.68x = 14,512,664.70 × 5,687,520.68 - Step 4: Simplify right side
10,516,416.68x = 82,541,080,603,155.98 - Step 5: Solve for x
x = 82,541,080,603,155.98/10,516,416.68 - Step 6: Final answer
x = 7,848,783.77
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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.