Finding the Fourth Proportional to 7,221,251.67, 9,966,347.99 and 4,468,825.62
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Solution
The fourth proportional to 7,221,251.67, 9,966,347.99 and 4,468,825.62 is: 6,167,611.00
Step by Step Solution
- Step 1: Write the proportion equation
7,221,251.67 : 9,966,347.99 = 4,468,825.62 : x - Step 2: Convert to fraction form
7,221,251.67/9,966,347.99 = 4,468,825.62/x - Step 3: Cross multiply
7,221,251.67x = 9,966,347.99 × 4,468,825.62 - Step 4: Simplify right side
7,221,251.67x = 44,537,871,213,203.38 - Step 5: Solve for x
x = 44,537,871,213,203.38/7,221,251.67 - Step 6: Final answer
x = 6,167,611.00
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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.