Finding the Fourth Proportional to 7,224,496.47, 10,838,338.69 and 2,107,326.75
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Solution
The fourth proportional to 7,224,496.47, 10,838,338.69 and 2,107,326.75 is: 3,161,455.08
Step by Step Solution
- Step 1: Write the proportion equation
7,224,496.47 : 10,838,338.69 = 2,107,326.75 : x - Step 2: Convert to fraction form
7,224,496.47/10,838,338.69 = 2,107,326.75/x - Step 3: Cross multiply
7,224,496.47x = 10,838,338.69 × 2,107,326.75 - Step 4: Simplify right side
7,224,496.47x = 22,839,921,046,996.96 - Step 5: Solve for x
x = 22,839,921,046,996.96/7,224,496.47 - Step 6: Final answer
x = 3,161,455.08
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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.