Finding the Fourth Proportional to 10,172,271.99, 14,029,616.70 and 6,691,185.84
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Solution
The fourth proportional to 10,172,271.99, 14,029,616.70 and 6,691,185.84 is: 9,228,496.12
Step by Step Solution
- Step 1: Write the proportion equation
10,172,271.99 : 14,029,616.70 = 6,691,185.84 : x - Step 2: Convert to fraction form
10,172,271.99/14,029,616.70 = 6,691,185.84/x - Step 3: Cross multiply
10,172,271.99x = 14,029,616.70 × 6,691,185.84 - Step 4: Simplify right side
10,172,271.99x = 93,874,772,603,667.52 - Step 5: Solve for x
x = 93,874,772,603,667.52/10,172,271.99 - Step 6: Final answer
x = 9,228,496.12
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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.