Finding the Fourth Proportional to 11,506,966.25, 17,255,364.60 and 4,313,453.96
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Solution
The fourth proportional to 11,506,966.25, 17,255,364.60 and 4,313,453.96 is: 6,468,274.88
Step by Step Solution
- Step 1: Write the proportion equation
11,506,966.25 : 17,255,364.60 = 4,313,453.96 : x - Step 2: Convert to fraction form
11,506,966.25/17,255,364.60 = 4,313,453.96/x - Step 3: Cross multiply
11,506,966.25x = 17,255,364.60 × 4,313,453.96 - Step 4: Simplify right side
11,506,966.25x = 74,430,220,765,113.83 - Step 5: Solve for x
x = 74,430,220,765,113.83/11,506,966.25 - Step 6: Final answer
x = 6,468,274.88
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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.