Finding the Fourth Proportional to 9,545,796.55, 13,175,975.12 and 6,238,588.28
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Solution
The fourth proportional to 9,545,796.55, 13,175,975.12 and 6,238,588.28 is: 8,611,065.99
Step by Step Solution
- Step 1: Write the proportion equation
9,545,796.55 : 13,175,975.12 = 6,238,588.28 : x - Step 2: Convert to fraction form
9,545,796.55/13,175,975.12 = 6,238,588.28/x - Step 3: Cross multiply
9,545,796.55x = 13,175,975.12 × 6,238,588.28 - Step 4: Simplify right side
9,545,796.55x = 82,199,483,961,203.59 - Step 5: Solve for x
x = 82,199,483,961,203.59/9,545,796.55 - Step 6: Final answer
x = 8,611,065.99
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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.