Finding the Fourth Proportional to 7,473,380.58, 11,169,121.38 and 5,455,873.14
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Solution
The fourth proportional to 7,473,380.58, 11,169,121.38 and 5,455,873.14 is: 8,153,914.91
Step by Step Solution
- Step 1: Write the proportion equation
7,473,380.58 : 11,169,121.38 = 5,455,873.14 : x - Step 2: Convert to fraction form
7,473,380.58/11,169,121.38 = 5,455,873.14/x - Step 3: Cross multiply
7,473,380.58x = 11,169,121.38 × 5,455,873.14 - Step 4: Simplify right side
7,473,380.58x = 60,937,309,334,541.73 - Step 5: Solve for x
x = 60,937,309,334,541.73/7,473,380.58 - Step 6: Final answer
x = 8,153,914.91
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.