Finding the Fourth Proportional to 9,106,170.53, 12,567,231.68 and 5,186,092.41
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Solution
The fourth proportional to 9,106,170.53, 12,567,231.68 and 5,186,092.41 is: 7,157,215.50
Step by Step Solution
- Step 1: Write the proportion equation
9,106,170.53 : 12,567,231.68 = 5,186,092.41 : x - Step 2: Convert to fraction form
9,106,170.53/12,567,231.68 = 5,186,092.41/x - Step 3: Cross multiply
9,106,170.53x = 12,567,231.68 × 5,186,092.41 - Step 4: Simplify right side
9,106,170.53x = 65,174,824,804,429.09 - Step 5: Solve for x
x = 65,174,824,804,429.09/9,106,170.53 - Step 6: Final answer
x = 7,157,215.50
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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.