Finding the Fourth Proportional to 16,968,190.13, 25,460,112.94 and 7,748,988.84
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Solution
The fourth proportional to 16,968,190.13, 25,460,112.94 and 7,748,988.84 is: 11,627,058.01
Step by Step Solution
- Step 1: Write the proportion equation
16,968,190.13 : 25,460,112.94 = 7,748,988.84 : x - Step 2: Convert to fraction form
16,968,190.13/25,460,112.94 = 7,748,988.84/x - Step 3: Cross multiply
16,968,190.13x = 25,460,112.94 × 7,748,988.84 - Step 4: Simplify right side
16,968,190.13x = 197,290,131,017,827.12 - Step 5: Solve for x
x = 197,290,131,017,827.12/16,968,190.13 - Step 6: Final answer
x = 11,627,058.01
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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.