Finding the Fourth Proportional to 7,460,415.46, 11,190,622.58 and 2,069,065.81
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Solution
The fourth proportional to 7,460,415.46, 11,190,622.58 and 2,069,065.81 is: 3,103,598.55
Step by Step Solution
- Step 1: Write the proportion equation
7,460,415.46 : 11,190,622.58 = 2,069,065.81 : x - Step 2: Convert to fraction form
7,460,415.46/11,190,622.58 = 2,069,065.81/x - Step 3: Cross multiply
7,460,415.46x = 11,190,622.58 × 2,069,065.81 - Step 4: Simplify right side
7,460,415.46x = 23,154,134,567,102.01 - Step 5: Solve for x
x = 23,154,134,567,102.01/7,460,415.46 - Step 6: Final answer
x = 3,103,598.55
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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.