Finding the Fourth Proportional to 16,372,853.61, 24,553,966.14 and 5,440,107.17
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Solution
The fourth proportional to 16,372,853.61, 24,553,966.14 and 5,440,107.17 is: 8,158,395.01
Step by Step Solution
- Step 1: Write the proportion equation
16,372,853.61 : 24,553,966.14 = 5,440,107.17 : x - Step 2: Convert to fraction form
16,372,853.61/24,553,966.14 = 5,440,107.17/x - Step 3: Cross multiply
16,372,853.61x = 24,553,966.14 × 5,440,107.17 - Step 4: Simplify right side
16,372,853.61x = 133,576,207,127,381.39 - Step 5: Solve for x
x = 133,576,207,127,381.39/16,372,853.61 - Step 6: Final answer
x = 8,158,395.01
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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.