Finding the Fourth Proportional to 8,683,126.73, 11,980,796.07 and 5,011,263.08
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Solution
The fourth proportional to 8,683,126.73, 11,980,796.07 and 5,011,263.08 is: 6,914,435.65
Step by Step Solution
- Step 1: Write the proportion equation
8,683,126.73 : 11,980,796.07 = 5,011,263.08 : x - Step 2: Convert to fraction form
8,683,126.73/11,980,796.07 = 5,011,263.08/x - Step 3: Cross multiply
8,683,126.73x = 11,980,796.07 × 5,011,263.08 - Step 4: Simplify right side
8,683,126.73x = 60,038,921,014,600.10 - Step 5: Solve for x
x = 60,038,921,014,600.10/8,683,126.73 - Step 6: Final answer
x = 6,914,435.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.