Finding the Fourth Proportional to 36,900,565.20, 55,357,554.60 and 18,466,138.08
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Solution
The fourth proportional to 36,900,565.20, 55,357,554.60 and 18,466,138.08 is: 27,702,563.40
Step by Step Solution
- Step 1: Write the proportion equation
36,900,565.20 : 55,357,554.60 = 18,466,138.08 : x - Step 2: Convert to fraction form
36,900,565.20/55,357,554.60 = 18,466,138.08/x - Step 3: Cross multiply
36,900,565.20x = 55,357,554.60 × 18,466,138.08 - Step 4: Simplify right side
36,900,565.20x = 1,022,240,247,014,739.12 - Step 5: Solve for x
x = 1,022,240,247,014,739.12/36,900,565.20 - Step 6: Final answer
x = 27,702,563.40
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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.