Finding the Fourth Proportional to 10,050,742.56, 13,872,487.92 and 5,702,374.08
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Solution
The fourth proportional to 10,050,742.56, 13,872,487.92 and 5,702,374.08 is: 7,870,673.74
Step by Step Solution
- Step 1: Write the proportion equation
10,050,742.56 : 13,872,487.92 = 5,702,374.08 : x - Step 2: Convert to fraction form
10,050,742.56/13,872,487.92 = 5,702,374.08/x - Step 3: Cross multiply
10,050,742.56x = 13,872,487.92 × 5,702,374.08 - Step 4: Simplify right side
10,050,742.56x = 79,106,115,540,121.11 - Step 5: Solve for x
x = 79,106,115,540,121.11/10,050,742.56 - Step 6: Final answer
x = 7,870,673.74
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.