Finding the Fourth Proportional to 29,272,408.58, 43,908,709.26 and 7,412,775.86
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Solution
The fourth proportional to 29,272,408.58, 43,908,709.26 and 7,412,775.86 is: 11,119,188.20
Step by Step Solution
- Step 1: Write the proportion equation
29,272,408.58 : 43,908,709.26 = 7,412,775.86 : x - Step 2: Convert to fraction form
29,272,408.58/43,908,709.26 = 7,412,775.86/x - Step 3: Cross multiply
29,272,408.58x = 43,908,709.26 × 7,412,775.86 - Step 4: Simplify right side
29,272,408.58x = 325,485,420,046,286.44 - Step 5: Solve for x
x = 325,485,420,046,286.44/29,272,408.58 - Step 6: Final answer
x = 11,119,188.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.