Finding the Fourth Proportional to 7,473,990.13, 10,314,106.41 and 4,036,231.13
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Solution
The fourth proportional to 7,473,990.13, 10,314,106.41 and 4,036,231.13 is: 5,569,998.97
Step by Step Solution
- Step 1: Write the proportion equation
7,473,990.13 : 10,314,106.41 = 4,036,231.13 : x - Step 2: Convert to fraction form
7,473,990.13/10,314,106.41 = 4,036,231.13/x - Step 3: Cross multiply
7,473,990.13x = 10,314,106.41 × 4,036,231.13 - Step 4: Simplify right side
7,473,990.13x = 41,630,117,333,739.88 - Step 5: Solve for x
x = 41,630,117,333,739.88/7,473,990.13 - Step 6: Final answer
x = 5,569,998.97
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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.