Finding the Fourth Proportional to 7,611,652.14, 11,395,083.09 and 5,081,030.70
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Solution
The fourth proportional to 7,611,652.14, 11,395,083.09 and 5,081,030.70 is: 7,606,596.56
Step by Step Solution
- Step 1: Write the proportion equation
7,611,652.14 : 11,395,083.09 = 5,081,030.70 : x - Step 2: Convert to fraction form
7,611,652.14/11,395,083.09 = 5,081,030.70/x - Step 3: Cross multiply
7,611,652.14x = 11,395,083.09 × 5,081,030.70 - Step 4: Simplify right side
7,611,652.14x = 57,898,767,009,340.87 - Step 5: Solve for x
x = 57,898,767,009,340.87/7,611,652.14 - Step 6: Final answer
x = 7,606,596.56
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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.