Finding the Fourth Proportional to 10,270,911.07, 14,173,684.18 and 5,687,134.03
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Solution
The fourth proportional to 10,270,911.07, 14,173,684.18 and 5,687,134.03 is: 7,848,149.12
Step by Step Solution
- Step 1: Write the proportion equation
10,270,911.07 : 14,173,684.18 = 5,687,134.03 : x - Step 2: Convert to fraction form
10,270,911.07/14,173,684.18 = 5,687,134.03/x - Step 3: Cross multiply
10,270,911.07x = 14,173,684.18 × 5,687,134.03 - Step 4: Simplify right side
10,270,911.07x = 80,607,641,630,550.64 - Step 5: Solve for x
x = 80,607,641,630,550.64/10,270,911.07 - Step 6: Final answer
x = 7,848,149.12
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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.