Finding the Fourth Proportional to 27,247,102.64, 40,867,854.60 and 9,052,506.80
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Solution
The fourth proportional to 27,247,102.64, 40,867,854.60 and 9,052,506.80 is: 13,577,830.15
Step by Step Solution
- Step 1: Write the proportion equation
27,247,102.64 : 40,867,854.60 = 9,052,506.80 : x - Step 2: Convert to fraction form
27,247,102.64/40,867,854.60 = 9,052,506.80/x - Step 3: Cross multiply
27,247,102.64x = 40,867,854.60 × 9,052,506.80 - Step 4: Simplify right side
27,247,102.64x = 369,956,531,667,911.31 - Step 5: Solve for x
x = 369,956,531,667,911.31/27,247,102.64 - Step 6: Final answer
x = 13,577,830.15
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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.