Finding the Fourth Proportional to 12,750,949.68, 17,596,317.06 and 7,244,334.06
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Solution
The fourth proportional to 12,750,949.68, 17,596,317.06 and 7,244,334.06 is: 9,997,184.70
Step by Step Solution
- Step 1: Write the proportion equation
12,750,949.68 : 17,596,317.06 = 7,244,334.06 : x - Step 2: Convert to fraction form
12,750,949.68/17,596,317.06 = 7,244,334.06/x - Step 3: Cross multiply
12,750,949.68x = 17,596,317.06 × 7,244,334.06 - Step 4: Simplify right side
12,750,949.68x = 127,473,599,008,317.05 - Step 5: Solve for x
x = 127,473,599,008,317.05/12,750,949.68 - Step 6: Final answer
x = 9,997,184.70
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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.