Finding the Fourth Proportional to 11,490,173.60, 17,235,112.76 and 3,817,346.54
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Solution
The fourth proportional to 11,490,173.60, 17,235,112.76 and 3,817,346.54 is: 5,725,970.75
Step by Step Solution
- Step 1: Write the proportion equation
11,490,173.60 : 17,235,112.76 = 3,817,346.54 : x - Step 2: Convert to fraction form
11,490,173.60/17,235,112.76 = 3,817,346.54/x - Step 3: Cross multiply
11,490,173.60x = 17,235,112.76 × 3,817,346.54 - Step 4: Simplify right side
11,490,173.60x = 65,792,397,955,633.55 - Step 5: Solve for x
x = 65,792,397,955,633.55/11,490,173.60 - Step 6: Final answer
x = 5,725,970.75
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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.