Finding the Fourth Proportional to 7,553,792.84, 10,423,908.28 and 4,290,597.48
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Solution
The fourth proportional to 7,553,792.84, 10,423,908.28 and 4,290,597.48 is: 5,920,839.44
Step by Step Solution
- Step 1: Write the proportion equation
7,553,792.84 : 10,423,908.28 = 4,290,597.48 : x - Step 2: Convert to fraction form
7,553,792.84/10,423,908.28 = 4,290,597.48/x - Step 3: Cross multiply
7,553,792.84x = 10,423,908.28 × 4,290,597.48 - Step 4: Simplify right side
7,553,792.84x = 44,724,794,597,919.13 - Step 5: Solve for x
x = 44,724,794,597,919.13/7,553,792.84 - Step 6: Final answer
x = 5,920,839.44
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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.