Finding the Fourth Proportional to 7,888,700.20, 11,834,584.62 and 3,030,652.84
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Solution
The fourth proportional to 7,888,700.20, 11,834,584.62 and 3,030,652.84 is: 4,546,568.71
Step by Step Solution
- Step 1: Write the proportion equation
7,888,700.20 : 11,834,584.62 = 3,030,652.84 : x - Step 2: Convert to fraction form
7,888,700.20/11,834,584.62 = 3,030,652.84/x - Step 3: Cross multiply
7,888,700.20x = 11,834,584.62 × 3,030,652.84 - Step 4: Simplify right side
7,888,700.20x = 35,866,517,488,823.32 - Step 5: Solve for x
x = 35,866,517,488,823.32/7,888,700.20 - Step 6: Final answer
x = 4,546,568.71
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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.