Finding the Fourth Proportional to 7,353,863.58, 11,030,798.61 and 2,305,567.74
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Solution
The fourth proportional to 7,353,863.58, 11,030,798.61 and 2,305,567.74 is: 3,458,352.63
Step by Step Solution
- Step 1: Write the proportion equation
7,353,863.58 : 11,030,798.61 = 2,305,567.74 : x - Step 2: Convert to fraction form
7,353,863.58/11,030,798.61 = 2,305,567.74/x - Step 3: Cross multiply
7,353,863.58x = 11,030,798.61 × 2,305,567.74 - Step 4: Simplify right side
7,353,863.58x = 25,432,253,421,652.84 - Step 5: Solve for x
x = 25,432,253,421,652.84/7,353,863.58 - Step 6: Final answer
x = 3,458,352.63
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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.