Finding the Fourth Proportional to 17,994,726.21, 26,993,210.76 and 7,210,625.97
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Solution
The fourth proportional to 17,994,726.21, 26,993,210.76 and 7,210,625.97 is: 10,816,388.33
Step by Step Solution
- Step 1: Write the proportion equation
17,994,726.21 : 26,993,210.76 = 7,210,625.97 : x - Step 2: Convert to fraction form
17,994,726.21/26,993,210.76 = 7,210,625.97/x - Step 3: Cross multiply
17,994,726.21x = 26,993,210.76 × 7,210,625.97 - Step 4: Simplify right side
17,994,726.21x = 194,637,946,519,739.44 - Step 5: Solve for x
x = 194,637,946,519,739.44/17,994,726.21 - Step 6: Final answer
x = 10,816,388.33
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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.