Finding the Fourth Proportional to 7,464,785.34, 11,190,510.09 and 2,914,775.58
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Solution
The fourth proportional to 7,464,785.34, 11,190,510.09 and 2,914,775.58 is: 4,369,559.75
Step by Step Solution
- Step 1: Write the proportion equation
7,464,785.34 : 11,190,510.09 = 2,914,775.58 : x - Step 2: Convert to fraction form
7,464,785.34/11,190,510.09 = 2,914,775.58/x - Step 3: Cross multiply
7,464,785.34x = 11,190,510.09 × 2,914,775.58 - Step 4: Simplify right side
7,464,785.34x = 32,617,825,538,075.60 - Step 5: Solve for x
x = 32,617,825,538,075.60/7,464,785.34 - Step 6: Final answer
x = 4,369,559.75
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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.