Finding the Fourth Proportional to 6,497,442.18, 8,966,541.12 and 3,596,881.47
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Solution
The fourth proportional to 6,497,442.18, 8,966,541.12 and 3,596,881.47 is: 4,963,735.68
Step by Step Solution
- Step 1: Write the proportion equation
6,497,442.18 : 8,966,541.12 = 3,596,881.47 : x - Step 2: Convert to fraction form
6,497,442.18/8,966,541.12 = 3,596,881.47/x - Step 3: Cross multiply
6,497,442.18x = 8,966,541.12 × 3,596,881.47 - Step 4: Simplify right side
6,497,442.18x = 32,251,585,604,521.05 - Step 5: Solve for x
x = 32,251,585,604,521.05/6,497,442.18 - Step 6: Final answer
x = 4,963,735.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.