Finding the Fourth Proportional to 56,171,936.70, 84,267,127.10 and 17,310,395.79
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Solution
The fourth proportional to 56,171,936.70, 84,267,127.10 and 17,310,395.79 is: 25,968,435.63
Step by Step Solution
- Step 1: Write the proportion equation
56,171,936.70 : 84,267,127.10 = 17,310,395.79 : x - Step 2: Convert to fraction form
56,171,936.70/84,267,127.10 = 17,310,395.79/x - Step 3: Cross multiply
56,171,936.70x = 84,267,127.10 × 17,310,395.79 - Step 4: Simplify right side
56,171,936.70x = 1,458,697,322,230,511 - Step 5: Solve for x
x = 1,458,697,322,230,511/56,171,936.70 - Step 6: Final answer
x = 25,968,435.63
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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.