Finding the Fourth Proportional to 7,652,079.54, 10,560,346.98 and 4,214,319.66
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Solution
The fourth proportional to 7,652,079.54, 10,560,346.98 and 4,214,319.66 is: 5,816,023.95
Step by Step Solution
- Step 1: Write the proportion equation
7,652,079.54 : 10,560,346.98 = 4,214,319.66 : x - Step 2: Convert to fraction form
7,652,079.54/10,560,346.98 = 4,214,319.66/x - Step 3: Cross multiply
7,652,079.54x = 10,560,346.98 × 4,214,319.66 - Step 4: Simplify right side
7,652,079.54x = 44,504,677,894,235.63 - Step 5: Solve for x
x = 44,504,677,894,235.63/7,652,079.54 - Step 6: Final answer
x = 5,816,023.95
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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.