Finding the Fourth Proportional to 9,973,181.97, 14,968,270.67 and 3,912,130.17
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Solution
The fourth proportional to 9,973,181.97, 14,968,270.67 and 3,912,130.17 is: 5,871,528.61
Step by Step Solution
- Step 1: Write the proportion equation
9,973,181.97 : 14,968,270.67 = 3,912,130.17 : x - Step 2: Convert to fraction form
9,973,181.97/14,968,270.67 = 3,912,130.17/x - Step 3: Cross multiply
9,973,181.97x = 14,968,270.67 × 3,912,130.17 - Step 4: Simplify right side
9,973,181.97x = 58,557,823,261,272.46 - Step 5: Solve for x
x = 58,557,823,261,272.46/9,973,181.97 - Step 6: Final answer
x = 5,871,528.61
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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.