Finding the Fourth Proportional to 23,352,429.96, 35,031,987.99 and 7,179,739.20
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Solution
The fourth proportional to 23,352,429.96, 35,031,987.99 and 7,179,739.20 is: 10,770,636.63
Step by Step Solution
- Step 1: Write the proportion equation
23,352,429.96 : 35,031,987.99 = 7,179,739.20 : x - Step 2: Convert to fraction form
23,352,429.96/35,031,987.99 = 7,179,739.20/x - Step 3: Cross multiply
23,352,429.96x = 35,031,987.99 × 7,179,739.20 - Step 4: Simplify right side
23,352,429.96x = 251,520,537,425,732.22 - Step 5: Solve for x
x = 251,520,537,425,732.22/23,352,429.96 - Step 6: Final answer
x = 10,770,636.63
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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.