Finding the Fourth Proportional to 43,486,272.30, 65,229,408.45 and 29,153,549.10
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Solution
The fourth proportional to 43,486,272.30, 65,229,408.45 and 29,153,549.10 is: 43,730,323.65
Step by Step Solution
- Step 1: Write the proportion equation
43,486,272.30 : 65,229,408.45 = 29,153,549.10 : x - Step 2: Convert to fraction form
43,486,272.30/65,229,408.45 = 29,153,549.10/x - Step 3: Cross multiply
43,486,272.30x = 65,229,408.45 × 29,153,549.10 - Step 4: Simplify right side
43,486,272.30x = 1,901,668,762,011,030 - Step 5: Solve for x
x = 1,901,668,762,011,030/43,486,272.30 - Step 6: Final answer
x = 43,730,323.65
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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.