Finding the Fourth Proportional to 11,736,420.84, 17,602,742.88 and 3,214,765.08
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Solution
The fourth proportional to 11,736,420.84, 17,602,742.88 and 3,214,765.08 is: 4,821,630.37
Step by Step Solution
- Step 1: Write the proportion equation
11,736,420.84 : 17,602,742.88 = 3,214,765.08 : x - Step 2: Convert to fraction form
11,736,420.84/17,602,742.88 = 3,214,765.08/x - Step 3: Cross multiply
11,736,420.84x = 17,602,742.88 × 3,214,765.08 - Step 4: Simplify right side
11,736,420.84x = 56,588,683,122,842.62 - Step 5: Solve for x
x = 56,588,683,122,842.62/11,736,420.84 - Step 6: Final answer
x = 4,821,630.37
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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.