Finding the Fourth Proportional to 7,144,923.68, 10,717,735.68 and 2,884,560.32
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Solution
The fourth proportional to 7,144,923.68, 10,717,735.68 and 2,884,560.32 is: 4,326,981.85
Step by Step Solution
- Step 1: Write the proportion equation
7,144,923.68 : 10,717,735.68 = 2,884,560.32 : x - Step 2: Convert to fraction form
7,144,923.68/10,717,735.68 = 2,884,560.32/x - Step 3: Cross multiply
7,144,923.68x = 10,717,735.68 × 2,884,560.32 - Step 4: Simplify right side
7,144,923.68x = 30,915,955,062,776.21 - Step 5: Solve for x
x = 30,915,955,062,776.21/7,144,923.68 - Step 6: Final answer
x = 4,326,981.85
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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.