Finding the Fourth Proportional to 7,630,595.28, 11,441,862.36 and 3,368,751.12
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Solution
The fourth proportional to 7,630,595.28, 11,441,862.36 and 3,368,751.12 is: 5,051,347.27
Step by Step Solution
- Step 1: Write the proportion equation
7,630,595.28 : 11,441,862.36 = 3,368,751.12 : x - Step 2: Convert to fraction form
7,630,595.28/11,441,862.36 = 3,368,751.12/x - Step 3: Cross multiply
7,630,595.28x = 11,441,862.36 × 3,368,751.12 - Step 4: Simplify right side
7,630,595.28x = 38,544,786,640,135.84 - Step 5: Solve for x
x = 38,544,786,640,135.84/7,630,595.28 - Step 6: Final answer
x = 5,051,347.27
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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.