Finding the Fourth Proportional to 10,632,421.12, 14,672,231.04 and 6,048,313.60
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Solution
The fourth proportional to 10,632,421.12, 14,672,231.04 and 6,048,313.60 is: 8,346,382.59
Step by Step Solution
- Step 1: Write the proportion equation
10,632,421.12 : 14,672,231.04 = 6,048,313.60 : x - Step 2: Convert to fraction form
10,632,421.12/14,672,231.04 = 6,048,313.60/x - Step 3: Cross multiply
10,632,421.12x = 14,672,231.04 × 6,048,313.60 - Step 4: Simplify right side
10,632,421.12x = 88,742,254,541,574.14 - Step 5: Solve for x
x = 88,742,254,541,574.14/10,632,421.12 - Step 6: Final answer
x = 8,346,382.59
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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.