Finding the Fourth Proportional to 10,516,405.14, 14,512,648.77 and 5,687,509.14
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Solution
The fourth proportional to 10,516,405.14, 14,512,648.77 and 5,687,509.14 is: 7,848,767.85
Step by Step Solution
- Step 1: Write the proportion equation
10,516,405.14 : 14,512,648.77 = 5,687,509.14 : x - Step 2: Convert to fraction form
10,516,405.14/14,512,648.77 = 5,687,509.14/x - Step 3: Cross multiply
10,516,405.14x = 14,512,648.77 × 5,687,509.14 - Step 4: Simplify right side
10,516,405.14x = 82,540,822,524,984.75 - Step 5: Solve for x
x = 82,540,822,524,984.75/10,516,405.14 - Step 6: Final answer
x = 7,848,767.85
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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.