Finding the Fourth Proportional to 8,585,921.69, 12,884,787.47 and 3,537,232.19
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Solution
The fourth proportional to 8,585,921.69, 12,884,787.47 and 3,537,232.19 is: 5,308,281.00
Step by Step Solution
- Step 1: Write the proportion equation
8,585,921.69 : 12,884,787.47 = 3,537,232.19 : x - Step 2: Convert to fraction form
8,585,921.69/12,884,787.47 = 3,537,232.19/x - Step 3: Cross multiply
8,585,921.69x = 12,884,787.47 × 3,537,232.19 - Step 4: Simplify right side
8,585,921.69x = 45,576,485,000,192.66 - Step 5: Solve for x
x = 45,576,485,000,192.66/8,585,921.69 - Step 6: Final answer
x = 5,308,281.00
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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.