Finding the Fourth Proportional to 10,316,125.62, 14,230,324.35 and 6,441,921.54
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Solution
The fourth proportional to 10,316,125.62, 14,230,324.35 and 6,441,921.54 is: 8,886,149.35
Step by Step Solution
- Step 1: Write the proportion equation
10,316,125.62 : 14,230,324.35 = 6,441,921.54 : x - Step 2: Convert to fraction form
10,316,125.62/14,230,324.35 = 6,441,921.54/x - Step 3: Cross multiply
10,316,125.62x = 14,230,324.35 × 6,441,921.54 - Step 4: Simplify right side
10,316,125.62x = 91,670,632,951,451.50 - Step 5: Solve for x
x = 91,670,632,951,451.50/10,316,125.62 - Step 6: Final answer
x = 8,886,149.35
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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.