Finding the Fourth Proportional to 7,368,350.70, 11,052,526.05 and 2,319,005.10
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Solution
The fourth proportional to 7,368,350.70, 11,052,526.05 and 2,319,005.10 is: 3,478,507.65
Step by Step Solution
- Step 1: Write the proportion equation
7,368,350.70 : 11,052,526.05 = 2,319,005.10 : x - Step 2: Convert to fraction form
7,368,350.70/11,052,526.05 = 2,319,005.10/x - Step 3: Cross multiply
7,368,350.70x = 11,052,526.05 × 2,319,005.10 - Step 4: Simplify right side
7,368,350.70x = 25,630,864,277,832.86 - Step 5: Solve for x
x = 25,630,864,277,832.86/7,368,350.70 - Step 6: Final answer
x = 3,478,507.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.